Here's a list of people I've come across in life's little journey. Some of them I know (or at one time knew) pretty well. Others I hardly know personally at all, except perhaps from one or two meetings.

Childhood Friends
Peter B Knapp
Jim Sanks

Undergraduate Days
David Leavitt
David M Luebke
Bruce Oberg
Lisa Swanson

Mathematicians
Elwyn Berlekamp
John Horton Conway
Richard K Guy
Persi Diaconis
Noam Elkies

Physicists
Raymund C Jones

Computer Scientists
David Klarner
Don Knuth
Spyros Magliveras
Jeff Ullman

Grad School
Evan Cohn
Anil Gangolli
Jens Christensen
Greg Plaxton
Ilan Vardi

Business People
Buno Pati
Ann Winblad