D. Richard Hipp is up there for me. I love the minimalism of his programs, SQLLite and Fossil. Also involved in Tcl, my favourite language. https://en.wikiped

D. Richard Hipp is up there for me. I love the minimalism of his programs, SQLLite and Fossil. Also involved in Tcl, my favourite language. https://en.wikipedia.org/wiki/D._Richard_Hipp https://en.wikipedia.org/wiki/D._Richard_Hipp