Dave Thomas
From Eugene Eric Kim
There are three Dave Thomas's (whom I'm aware of):
Smalltalk Dave Thomas
Founder of Bedarra Research Labs and the OpenAugment project. Smalltalk guru.
Pragmatic Dave Thomas
Of Pragmatic Programmers fame. Currently a Ruby evangelist. Blog
Wendy's Dave Thomas
He of square burger and friendly commercial fame. Although I've never in my life eaten at Wendy's. That's gotta be some record.