The most famous American novel of the 1950s was typed on a legendary 120-foot scroll, but the rhythm and soul behind it may have come not from the author on the cover but from a car-stealing teenager from Skid Row who published almost nothing in his lifetime. This deep dive strips away the myth to find the real Neal Cassady.

We ask how a kid bouncing through reform schools became the kinetic epicenter of two distinct cultural revolutions.

• His brutal Denver childhood, early crimes, and an unlikely mentorship that forced him to articulate philosophy from a jail cell.
• His 1946 meeting with Jack Kerouac and Allen Ginsberg that sparked the Beat Generation.
• The Joan Anderson letter and his stream-of-consciousness style that inspired Kerouac's spontaneous prose and On the Road.
• His tangled personal life, a San Qu ...