Ia inggih punika co-panulis (ghostwriter) saking otobiografi Billie Holiday Lady Sings the Blues, panulis Sugar Blues, buku karahayuan sane laris warsa 1975 sane enu kacetak, lan panulis versi basa Inggris saking George Ohsawa’s You Are All Sanpaku.
He was the co-author (ghostwriter) of Billie Holiday's autobiography Lady Sings the Blues, the author of Sugar Blues, a 1975 best-selling health book still in print, and the author of the English version of Georges Ohsawa's You Are All Sanpaku.