"But are Pink Floyd prog?" In fan communities, the question resurfaces with the regularity of a ritual: someone asks it, someone groans, someone reopens a dispute that has now dragged on for decades. And Pink Floyd are only the most famous case: around Queen, Radiohead, Steely Dan or Frank Zappa, equally endless arguments rage on, complete with factions, case law and precedents.
This article has no ambition to arbitrate them. There are already plenty of certificates of progressive authenticity in circulation, issued and torn up daily by fans, with a dedication no editorial staff could ever match. The idea here is different: to take seriously exactly the disputed cases, because it's there that the word "progressive" reveals its own history — what it truly meant, in which places, in which years, for whom.
If fifty years of arguments haven't produced a definitive verdict, there's a reason for that: the law has changed over time, and with it the defendants, the witnesses, the jury. What in the Seventies was called "progressive" was a vast territory with undefined edges; the following decades redrew its map more than once, and not always at the hands of fans. Even those who looked at the genre from outside, or openly loathed it, helped shift its boundaries: claiming certain bands for other traditions, coining new labels for what once fell under the old one.
Meanwhile, not even the artists stood still: careers grew longer, spanning multiple eras. Names once central found themselves outside the perimeter, while works born far from the genre were welcomed into it in full.
Every generation of listeners has thus inherited a different geography, and none can claim the scepter of "true" prog: those who lived through the genre's early days and those who encountered it via recent, cross-genre routes hold different versions of it, equally legitimate.
Looking for the definitive criterion is, in short, a wasted effort. Today "progressive", "progressive rock" and "prog" are often used as synonyms, but the three terms were born at different moments, and each tells a different story about its own object.
At first "progressive" is just an adjective: in the first half of the Seventies, rock's subgenres don't exist yet, and the word indicates a way of approaching music more than a defined territory. Only later does "progressive rock" solidify as a genre; and one has to wait until the Nineties for the abbreviation "prog" to take hold, along with the canonization of the symphonic strand as its pillar.
Genre, language, attitude, historical tradition: overlapping notions that never fully coincide, whose configuration has shifted step by step, following the development of listener communities as much as the evolution of the music itself.
Every name, in short, demands to be examined on its own terms. More than a unifying notion, what's needed is fieldwork. It's by engaging with the variety of concrete situations that one discovers the flexibility of an expression which, half a century after its birth and after countless declared deaths, still proves fertile and capable of embracing new musical forms.
So here are twenty-five examples of expulsions, annexations and cold cases, in simple alphabetical order: no hierarchy, no imposed through-line — the path proceeds, fittingly, in zigzag. A deliberately partial selection: every listener nurses their own open case files, and just as many equally controversial stories could easily be gathered (Legendary Pink Dots, Causa Sui, Residents, Roxy Music, King Gizzard And The Lizard Wizard, Muse, Black Country, New Road, Current 93, and even the Beatles!).
For each artist, a reconstruction of the facts and two albums to help you decide. The verdict, as it should be, belongs to the listener.
Contents
- Kate Bush
- Can
- Cardiacs
- Chicago
- The Fall Of Troy
- Glass Beach
- Godspeed You! Black Emperor
- Hawkwind
- Heldon
- Mahavishnu Orchestra
- Malice Mizer
- Mew
- Os Mutantes
- Mike Oldfield
- Ozric Tentacles
- Phish
- Pink Floyd
- Queen
- Radiohead
- Steely Dan
- Supertramp
- Tally Hall
- Talk Talk
- Frank Zappa
- Zu
Kate Bush
For many fans, the music of Kate Bush represents one of the most natural continuations of the progressive spirit into the Eighties. Her voice, backed by an exceptional range and extraordinary expressive versatility, constantly shifts registers and identities, giving voice to historical and literary figures, supernatural creatures, ghosts, myths. Her pioneering use of the Fairlight CMI Digital Audio Workstation turns the recording studio into a creative laboratory, while her closeness to the prog tradition is underlined by collaborations with artists like David Gilmour and Peter Gabriel. Yet it's precisely with artists like her that critics begin speaking of art-pop, a label destined to replace "progressive" as the category of musical innovation in the Eighties and beyond. For decades, on the other hand, Kate Bush has remained an essential reference point for the most experimental strand of female pop, from Björk and Fiona Apple to St. Vincent, Jenny Hval, SPELLLING.
Two albums to decide: "The Dreaming" (1982), "Hounds Of Love" (1985)
Can
Rather than relying on the abrupt scene changes of British progressive, Can prefer to let their long tracks transform slowly, through repetition and gradual variation. And yet, in the Seventies, to many the two ambitions seemed entirely akin: expanding rock's possibilities through open forms, cross-pollination and a conception of music as research. Is kraut-rock, then, an offshoot of prog or a creature of its own? Over time the second reading has prevailed, thanks partly to the enormous influence exerted by Can, Faust and company on post-punk and much alternative music. The German outfits closer to symphonic progressive, such as Eloy, Grobschnitt, Nektar, Triumvirat, have gradually been pushed out of the kraut canon, leaving groups like Embryo and Amon Düül II to guard the border territory.
Two albums to decide: "Ege Bamyasi" (1972), "Future Days" (1973)
Cardiacs
Punk and progressive are often described as irreconcilable worlds: Cardiacs prove otherwise. Recklessness and a caustic edge coexist in their songs alongside crooked time signatures, constant shifts in perspective and a thoroughly singular harmonic grammar, born of the dazed logic of Syd Barrett and the all-major-chords construction of "I Am the Walrus". Tim Smith always described his music as psychedelic pop, citing among his influences Zappa, Gong and Gentle Giant alongside many others. And yet, for progressive rock lovers, the kinship has always been obvious. Around Cardiacs a small but influential galaxy of artists has grown: Ring, Knifeworld, Levitation, North Sea Radio Orchestra... But their name also crops up in the definition of Zolo, a deliberately cross-cutting category that groups together many unclassifiable acts like Devo and Sparks, They Might Be Giants, Oingo Boingo, Fiery Furnaces, Henge. And their influence has been acknowledged by bands like Radiohead, Blur, Oceansize and Tool. For total outsiders, not a bad mark to leave.
Two albums to decide: "A Little Man And A House And The Whole World Window" (1989), "Sing To God" (1994)
Chicago
When their debut album came out in 1969, Chicago were seen as the American face of an already international progressive phenomenon. Jazz-rock, an expanded lineup with a permanent horn section, Terry Kath's Hendrix-indebted guitar, and Robert Lamm's songwriting, so attentive to the harmonic expansion pioneered by the Beatles — all elements converging on a horizon where rock, jazz, soul and classical influences were now part of the same vocabulary. It would be the later rise of symphonic prog, especially outside the UK, that shifted the definition's center of gravity and pushed Chicago to the margins of the canon, despite their open forms, long suites and tracks that often ran past the six-minute mark. In the United States their legacy remains tied mostly to the huge pop hits of the Eighties, far removed from their more experimental season; in Europe, meanwhile, they've all but vanished from prog discourse, even though their case still has much to reveal about what "progressive" originally meant.
Two albums to decide: "Chicago Transit Authority" (1969), "Chicago VII" (1974)
The Fall Of Troy
For years math rock shared most of its grammar with prog — odd time signatures, irregular structures, virtuosity, a clear debt to King Crimson — but not its imagery. Nor its pyrotechnic flair. Like everyone else in the scene, Fall Of Troy also start from post-hardcore, but instead of chasing abstraction they go all in on impulsiveness and theatricality, doubling down on screams, pop-punk melodies, white-hot riffs and constant about-turns. And that's where the split happens. For prog audiences — even those open-minded enough to embrace Don Caballero, Battles or Hella — the mathcore of these young upstarts sits well beyond the threshold of acceptability. Right at the moment when math rock reclaims the imaginative, spectacular dimension of prog-rock, it becomes "too much" for established fans: too extreme, too adolescent, too tied to a scene (nowadays dubbed mall screamo) perceived as fleeting. For newer generations, on the other hand, Fall Of Troy, Rush, Porcupine Tree, Opeth and Dillinger Escape Plan sit comfortably side by side in the same music library.
Two albums to decide: "Doppelgänger" (2005), "Manipulator" (2007)
Glass Beach
Over time, any scene vital enough tends to look beyond its own origins: the vocabulary expands, ambitions grow. Glass Beach are rooted in emo and pop-punk, but they bet on a maximalist approach that opens onto math rock, power pop, video game music, metal, musical theatre and much more. Their closeness to prog lies in the method: like the classic acts of the early Seventies, Glass Beach treat the song as a world to build, a parallel reality where wildly different images, emotions and languages can coexist. The result is a dense, theatrical, unpredictable music, where the end of any given bar can throw open a whole new curtain. Like them, other bands within the post-emo galaxy explore similarly centrifugal, branching paths: the chamber-pop lyricism of Adjy, the Dispirited Spirits project straddling jazz-rock and spatial expansiveness, Topiary Creatures and their kaleidoscopic existentialism. It's a variety that today makes the so-called fifth wave emo one of the most fertile frontiers in progressive music and rock at large.
Two albums to decide: "the first glass beach album" (2019), "plastic death" (2024)
Godspeed You! Black Emperor
For many 21st-century progressive fans, Canada's Godspeed You! Black Emperor are a natural point of reference. Their long architectures built on quiet/loud dynamics, field recordings and an intense build-up of tension helped shape a language later picked up by bands like Mogwai, Sigur Rós, Explosions in the Sky and Mono. It's around this constellation that one of the main meeting points between post-rock and the new prog community took shape, eventually including works even closer to the prog idiom, such as "(Mankind) The Crafty Ape" by Crippled Black Phoenix or "Random Avenger" by Magyar Posse.
Two albums to decide: "F♯ A♯ ∞" (1997), "Lift Your Skinny Fists Like Antennas To Heaven" (2000)
Hawkwind
For Hawkwind, repetition matters more than complexity: long swirls of guitars, synthesizers and improvisation turn psychedelic rock into a hypnotic experience that would go on to define space rock. Yet that music was born within the same free festival circuit that produced Gong, Pink Fairies, Third Ear Band and Kingdom Come — the underground scene that, in the early Seventies, critics considered almost interchangeable with progressive. With the arrival of punk, many of those bands would be "saved" by journalists precisely thanks to their underground credibility and the rawness of their sound, and would end up gradually written out of the prog conversation. Hawkwind met the same fate, despite music that, with its long open structures, improvisation and constant cross-pollination between rock and electronics, remains one of the boldest expressions of the progressive spirit of the early Seventies.
Two albums to decide: "Space Ritual" (1973), "Warrior On The Edge Of Time" (1975)
Heldon
Richard Pinhas founded Heldon in 1974, within a French scene close to Magma but looking above all to the searing lines of Robert Fripp and to German kosmische music. Analogue synthesizers and iterative patterns replace much of classic prog's virtuosic vocabulary, while the sound grows increasingly abrasive, mechanical and hypnotic, pointing the way toward industrial electronics. Is it still progressive? For some, yes, thanks to its ties with the European scene; for others, the total absence of any symphonic residue already points elsewhere. Today, perhaps, its most natural home is within that melting pot of Seventies experimental languages that the seminal Nurse With Wound List offers a kind of Rosetta Stone for. And yet, at ease between progressive, electronic avant-garde and early hints of post-punk, the list only includes their close associates Lard Free: one might ask Steve Stapleton why.
Two albums to decide: "Interface" (1977), "Stand By" (1979)
Mahavishnu Orchestra
After his stint with Miles Davis, John McLaughlin founded the Mahavishnu Orchestra and pushed the language of jazz into uncharted territory: irregular rhythms, dizzying unisons and an electric guitar that retained the energy unleashed by Hendrix, but channeled it into lightning-fast, relentless phrasing of almost geometric precision. During the band's peak years, "progressive" was the most natural label reviewers reached for. But in the United States, the rise of fusion would soon recast the Mahavishnu Orchestra as one of its leading exponents. In the UK, by contrast, its perceived kinship with the jazz-rock of Nucleus, Soft Machine, Isotope and Jeff Beck (and even with King Crimson's "Larks' Tongues in Aspic" era) kept the band within prog's orbit for longer. Tellingly, even today it's mostly prog audiences who hold McLaughlin and his band in high esteem, while jazz fans remain divided precisely over the most electric, spectacular and epic aspects of his music.
Two albums to decide: "The Inner Mounting Flame" (1971), "Birds Of Fire" (1973)
Malice Mizer
Outside Japan, Malice Mizer remain a name known mainly to visual kei devotees, and are often associated with the more theatrical, emphatic side of that scene. Long tracks, frequent shifts in mood, nods to classical music and an almost operatic conception of spectacle may remind a Western listener of certain traits of progressive rock. Those affinities, however, are rooted in the very history of visual kei itself. As far back as the Seventies, Fool's Mate — the magazine that would help give rise to visual kei — promoted an imagery in which imported progressive rock, glam and gothic fascination coexisted quite naturally, shaping the musical education of many future protagonists of the scene (including even more overtly progressive acts, such as La'Cryma Christi).
Two albums to decide: "Voyage sans retour" (1996), "Merveilles" (1998)
Mew
If today some prog fans can listen to bands like Everything Everything or early Biffy Clyro without batting an eye, it's partly because twenty years ago Danish outfit Mew crossed that border coming from the indie world. Their sound belonged unmistakably to alternative rock — somewhere between dream-pop, shoegaze, jagged guitars and ethereal melodies — while the songs eluded linear development, juxtaposing and recombining contrasts without losing cohesion. They weren't reviving classic progressive rock: they arrived there from a different direction. The same compositional principle can be found in that constellation of bands sometimes grouped under the banner of jigsaw pop (Everything Everything, Alt-J, Dutch Uncles, Outfit, Invisible), united not by direct influence but by a striking affinity in songwriting. A more direct line of influence, however, leads to Agent Fresco, 22, VOLA and Astronoid, where that same idea is pushed toward more energetic and overtly progressive territory.
Two essential albums: "And The Glass Handed Kites" (2005), “No More Stories / Are Told Today / I’m Sorry / They Washed Away // No More Stories / The World Is Grey / I’m Tired / Let’s Wash Away” (2009)
Os Mutantes
For many, they remain the "Brazilian Beatles", among the most famous faces of the tropicalista movement. Yet their evolution didn't stop with the psychedelic pop of the Sixties: in the following decade their songwriting expanded, keyboards took on a central role and the structures grew increasingly intricate, drifting spontaneously toward progressive rock without giving up the color and restlessness of their early work. Their most overtly prog phase met a strange fate: "O A e o Z", recorded in 1973, was shelved by their label and only released in 1992, while "Tudo Foi Feito Pelo Sol" came from a lineup that had by then been almost entirely overhauled, with only Sérgio Dias remaining from the original group. Partly for this reason, that era has stayed less visible than it deserves: it tells a different story of how to arrive at progressive rock — not as a break from one's roots, but as the natural evolution of a search already underway, in dialogue with the British scene while never losing a deeply Brazilian identity.
Two essential albums: "Tudo Foi Feito Pelo Sol" (1974), "O A e o Z" (recorded in 1973, released in 1992)
Mike Oldfield
With Mike Oldfield, progressive rock seems to dissolve into something bigger. His long, layered compositions, his taste for timbre and the patient building of atmospheres open up a path that, in later years, would often be traced back to new age, ambient or world music. Then again, "Tubular Bells" was the very first record released by Virgin Records, a label destined to become one of the key outlets for the more adventurous strain of British progressive rock (Henry Cow, Gong, Hatfield And The North) as well as krautrock (Faust, Tangerine Dream): a sign that Oldfield's path stood, right from the start, at the crossroads of idioms that would only later gain their own separate identities.
Two essential albums: "Tubular Bells" (1973), "Ommadawn" (1975)
Ozric Tentacles
Born out of the British free festival circuit, Ozric Tentacles turn the legacy of Gong and Hawkwind into an instrumental whirlpool that soaks up psychedelia, space rock, dub, electronic music and Eastern flavors. Long jams, odd time signatures, sequencers and liquid guitars all coexist in a flow that feels built to soundtrack a journey rather than tell a story. Growing out of the late Eighties, their cult following built an unlikely bridge between rave culture and the prog audience, a path later trodden by bands like Mandragora, Hidria Spacefolk and Kingston Wall. Why did it work? These bands managed to put the freer, more lysergic spirit of early progressive rock back at the center. Without forcing anything, but feeding a parallel counterculture where progressive rock and psychedelia kept mingling well beyond the Seventies.
Two essential albums: "Erpland" (1990), "Jurassic Shift" (1993)
Phish
In the United States, part of progressive rock's legacy took a very different road from the European one, feeding into the jam band tradition. Phish are one of the most emblematic examples: compositions packed with tempo changes and forays into jazz, bluegrass and psychedelia, built as launchpads for collective improvisation that can shift radically from one night's show to the next. Led by Trey Anastasio's guitar, they pick up the legacy of the Grateful Dead and push it into even more intricate, adventurous territory, becoming in turn a touchstone for bands like Umphrey's McGee. It's no surprise, then, that especially in the United States, a good number of fans consider them one of the key names in American prog.
Two essential albums: "Junta" (self-released in 1989, reissued in 1992), "Rift" (1993)
Pink Floyd
In the Seventies, for many, they simply were progressive rock. Magazines and audiences lumped them together with Yes or Emerson, Lake & Palmer, but also with Wishbone Ash and even Led Zeppelin. In the decades that followed, though, the scope of the term narrowed, coming to identify mainly a tradition built on virtuosity, suites and nods to classical music. And Pink Floyd, tagged "progressive" as far back as their first shows at the Marquee and the UFO Club, started being reread "merely" as a great psychedelic or art-rock band. Today the debate has almost come full circle: they helped define progressive rock, yet for some they no longer belong to the prog canon.
Two essential albums: "The Dark Side Of The Moon" (1973), "Animals" (1977)
Queen
Straddling hard rock, glam and progressive rock, Queen occupied a hard-to-pin-down position right from the start. In the Seventies they were often described as an art-rock band, a label that at the time was essentially synonymous with progressive. Over time, though, other sides of their music came into sharper focus: the primacy of the song, their hard-rock roots, a taste for eclecticism, and songwriting geared above all toward surprise. So albums like "Queen II" or "A Night At The Opera" are remembered today more as examples of grandiose, theatrical rock than as prog in the strict sense: dazzling works that sit closer to the camp sensibility of Sparks and Tubes — the latter arguably even more progressive in ambition, despite being far less celebrated today.
Two essential albums: "Queen II" (1974), "A Night At The Opera" (1975)
Radiohead
After starting out in the post-Britpop scene, Radiohead began to dismantle the song format, weaving electronics, irregular rhythms and increasingly daring chords into a style that looked openly to the sonic architecture of Pink Floyd. The late-Nineties turn was hailed by much of the critical establishment as a decisive move toward progressive rock, a label the band has always rejected. And yet that very language has become one of the foundational models of post-progressive, with its meticulous sound construction and its knack for conjuring desolate, tension-laden atmospheres, influencing bands like Oceansize, Airbag, Anathema and Dredg, and taking on, for much of the 21st-century progressive scene, a role not unlike the one King Crimson and Yes played for previous generations.
Two albums to decide: “OK Computer” (1997), “Kid A” (2000)
Steely Dan
Steely Dan forged one of the most sophisticated styles in American rock: jazz-inflected harmonies, meticulous arrangements, irregular time signatures and an almost obsessive perfectionism. It's no surprise they're held in high regard by a segment of the prog audience, even though they're rarely included in the genre proper. They lack, after all, almost every element the canon has come to favour – suites, concept albums, epic sweep, fantastical imagery – and their story has mostly been told through categories like jazz-rock and, more recently, yacht rock. A reminder that not every listener equates complexity with progressive rock.
Two albums to decide: “Countdown To Ecstasy” (1973), “Aja” (1977)
Supertramp
When people talk about progressive rock, the imagination easily runs to monumental suites, virtuosic displays and spectacular time-signature shifts. The compositional arc of Rick Davies and Roger Hodgson in Supertramp, however, points to another possible idea of ambition: meticulous songwriting, colourful arrangements and a rare balance between elaboration and immediacy. For some, they represent the most accessible face of prog, within a strain of progressive pop descended from the Beatles that also includes Electric Light Orchestra, Stackridge and City Boy; others reject the very notion of progressive pop, viewing it as a contradiction in terms. But ambiguity, in the end, has dogged Supertramp since their earliest days, when critics described them, interchangeably, as soft rock or heavy rock.
Two albums to decide: “Crime Of The Century” (1974), “Even In The Quietest Moments…” (1977)
Tally Hall
In recent years Tally Hall have become a minor phenomenon among younger listeners, fuelled by YouTube, Reddit, playlists and online word of mouth. At the core is a style that blends indie pop, musical theatre, jazz and rock into songs full of abrupt mood swings, eccentric harmonies and an almost theatrical taste for stylistic collage. This surreal, unpredictable aesthetic has been given an equally nonsensical name: Fabloo, a label later extended to artists like Lemon Demon, Jukebox The Ghost and Will Wood. It's a scene that emerged far from the prog fanbase, but one that in recent years has produced unexpected points of contact between the two worlds, sparking cross-generational migrations that are fairly rare today.
Two albums to decide: “Marvin’s Marvelous Mechanical Museum” (2005), “Good & Evil” (2011)
Talk Talk
With “Spirit of Eden” and “Laughing Stock”, Talk Talk definitively abandoned the song format in favour of a language built on extreme dynamics, long silences, acoustic textures and a way of constructing tracks that follows expression rather than rock convention. No one was talking about progressive rock when those two albums came out. Yet today they turn up with surprising regularity on lists of essential prog records, while critics have gradually enshrined them as founding texts of post-rock as well. Perhaps that's the fate of works that are truly unique for their time: to be welcomed, retrospectively, into the canon of movements they didn't belong to when they were released.
Two albums to decide: “Spirit Of Eden” (1988), “Laughing Stock” (1991)
Frank Zappa
Frank Zappa has cropped up in prog discussions for decades and is perhaps the most famous American case. Monumental compositions, dazzling technique and cross-genre contamination all point immediately toward the genre, but his corrosive irony, his refusal to belong anywhere and his constant shifts in perspective place him outside any school, alongside equally unclassifiable figures like his friend Captain Beefheart. In a famous interview he remarked that almost none of the bands labelled “progressive” were actually progressive, effectively dismissing the tag as a lazy piece of journalistic shorthand. A stance that ended up fuelling, rather than settling, the debate over where he belongs.
Two albums to decide: “Uncle Meat” (1969), “Hot Rats” (1969)
Zu
Since 1997 the Roman trio Zu (baritone sax, bass and drums) have carved out a physical, obsessive sound in which free jazz, noise, sludge metal and no wave merge into an amalgam that's hard to pull apart. The sax is treated less as a jazz voice than as a source of noise and pressure; the tracks build through accumulation and layering rather than contrast, as if each one were a different face of the same mineral block. So why do some consider them an almost obvious case of contemporary progressive music, while others place them elsewhere? Perhaps because they embody one of the genre's historic strands: the one that favours the laboratory over form, matter over theme. Or perhaps because their profile – instrumental trio, odd time signatures, cross-contamination, rejection of the song format – immediately evokes the progressive imagination, even if the way they develop their tracks often drifts away from it. The paradox remains: how far can you stray from the idea of narrative, variety and discontinuity before it becomes difficult to keep calling something progressive?
Two albums to decide: “Carboniferous” (2009), “Ferrum Sidereum” (2025)
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This article is an English translation of the original Italian text by Marco Sgrignoli, published on OndaRock.it. It was translated with the help of artificial intelligence, under the editorial responsibility of OndaRock's editor-in-chief, Claudio Fabretti.
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