Everyone calls him: Rudy.

Home: Center City, born in Kenya.

Family: Wife; Shirin; daughters, Safiya, Nyla Koncurat.

Diploma: University of Waterloo, actuarial science.

Resume: Co-founded Kenexa, in Wayne, a 2,800-employee, human resources software and research firm.

Continuing education: Playing poker, $5,000 stake.

Why: "People show the strength of their hand through their body language. I started picking up on tells because I can use them in business in tough negotiations."