In 1917, Paul L. Anderson — lecturer at the Clarence H. White School of Photography — wrote a book for a specific kind of photographer that essentially no longer exists. In his foreword, he describes his audience:

"those workers who, without wishing to undertake a study of the abstruse scientific phases of the art, nevertheless have passed beyond the elementary stages and feel a desire for pictorial expression."

That middle tier — the serious-but-not-scientific amateur striving for pictorial expression — was the foundation of an entire forgotten art movement: Pictorialism. From roughly 1885 to the 1920s, Pictorialists deliberately rejected the camera's sharp, mechanical realism. They used soft-focus lenses, hand-coated platinum and gum bichromate papers, and brushed-in pigments to produce photographs that looked like charcoal drawings, etchings, or Whistler paintings. The goal was not to record the world but to manipulate it into something painterly and emotionally evocative.

Arthur Hammond, in Pictorial Composition in Photography (1920), opens with a defense of the whole project that modern photographers would do well to revisit:

"To tell a photographer how to compose his pictures is like telling a musician how to compose music, an author how to write a novel or an actor how to act a part. Such things can only grow out of the fulness and experience of life. Yet the musician must learn harmony and counterpoint, the novelist must know the rules of grammar and the proper use of words, the actor must study elocution..."

This was the Pictorialist creed: technique is the floor, not the ceiling. They believed photography deserved to sit in the same room as painting, and they were willing to physically intervene on the negative — scratching, brushing, multiple-printing — to earn that seat.

What killed the movement was, ironically, success. By the 1920s, Modernists like Edward Weston and Paul Strand argued that photography's honesty — its sharp, unmanipulated realism — was its true art. Pictorialism came to look fussy and pretentious. The whole vocabulary of soft-focus expressive printing was abandoned, and the Clarence H. White School where Anderson taught faded into obscurity.

But notice what came back: every Instagram filter that adds grain, fog, or vignettes; every "film simulation" mode in a Fujifilm camera; every TikTok creator using a Glimmerglass diffusion filter. The modern impulse to make digital images look less digital — softer, dreamier, more "painterly" — is the Pictorialist project revived under different names. We've simply outsourced to algorithms what Anderson's readers did with bromoil brushes and platinum salts.

• Pictorialist prints from this era now sell at auction for tens of thousands of dollars, partly because the techniques (gum bichromate, oil pigment, bromoil transfer) are genuinely difficult to reproduce today.
• The "abstruse scientific phases" Anderson dismissed became the basis of all modern photography. The intermediate craft he wrote for vanished entirely.