(please read disclaimer at the bottom)
What is an Erdös Number?
To find out, visit http://faqs.bilkent.edu.tr/faqs/sci-math-faq/erdos/
More details are available at The Erdös Number Project.
My Erdös Number is atmost 4.
Collaboration Graph:
Paul Erdos ---> Michel-Marie Deza ---> Mark Karpovsky ---> Sharad Jaiswal ---> Paramjit Oberoi