Alfred A. Knopf, Sr. was a distinguished American publisher who co-founded the prestigious publishing house Alfred A. Knopf, Inc. in 1915 with his wife, Blanche Knopf. Known for his commitment to high literary quality and beautiful book design, he published many of the 20th century's most important authors, including numerous Nobel laureates. Knopf's distinctive Borzoi Books colophon became a symbol of literary and aesthetic excellence in the publishing world. His influence shaped American literary tastes and set new standards for the craft of bookmaking for decades.