Garrett Birkhoff / interviewed by G.L. Alexanderson and Carroll Wilde -- David Blackwell / interviewed by Donald J. Albers -- Shiing-Shen Chern / by William Chinn and John Lewis -- John H. Conway / by Richard K. Guy -- H.S.M. Coxeter / interviewed by Dave Logothetti -- Persi Diaconis / interviewed by Donald J. Albers -- Paul Erdos / interviewed by G.L. Alexanderson -- Martin Gardner : defending the honor of the human mind / by Peter Renz -- Martin Gardner : master of recreational mathematics and much more / interviewed by Donald J. Albers -- Ronald L. Graham / by Donald J. Albers -- Paul Halmos / interviewed by Donald J. Albers -- Peter J. Hilton / interviewed by Lynn A. Steen and G.L. Alexanderson -- John Kemeny / interviewed by Lynn A. Steen -- Morris Kline / interviewed by G.L. Alexanderson -- Donald Knuth / interviewed by Donald J. Albers and Lynn A. Steen -- Solomon Lefschetz : a reminiscence / by Albert W. Tucker -- Benoit Mandelbrot / interviewed by Anthony Barcellos -- Henry Pollak / interviewed by Donald J. Albers and Michael J. Thibodeaux -- George Pl̤ya / interviewed by G.L. Alexanderson -- Mina Rees / interviewed by Rosamond Dana and Peter J. Hilton -- Constance Reid / interviewed by G.L. Alexanderson -- Herbert Robbins / interviewed by Warren Page -- Raymond Smullyan : autobiographical essay -- Olga Taussky-Todd : autobiographical essay -- Albert Tucker / interviewed by Stephen B. Maurer -- Stanislaw M. Ulam / interviewed by Anthony Barcellos.