human
What is the name of the gangster in Caleb Carr's novel "The Alienist"?
assistant
The gangster in Caleb Carr's novel "The Alienist" is James T. Ellison, also known as "Young Biff", "Fourteenth Street Biff", and "Biff Ellison II" to distinguish him from Frank "Biff" Ellison (1850 — 1904), a minor Manhattan society figure who had been convicted of assault in 1893 and sent to Sing Sing prison.