Charles Alan Reich (/raɪʃ/; May 20, 1928 – June 15, 2019) was an American academic and writer best known for writing the 1970 book The Greening of America, a paean to the counterculture of the 1960s. Excerpts of the book first appeared in The New Yorker, and its seismic reception there contributed to the book leading The New York Times Best Seller list.