According to a Tweet that I came across from Guy Kawasaki (check out his new book here), LinkedIn has reached 100 million users. Read the rest of this entry for an interesting infographic via Holy Kaw! and Mashable.
"A big THANK YOU.. we made the New York Times best sellers list for the 3rd week, and better---we moved up to #11 on the hardcover list and made all 3 of the other eligible lists. I credit you and the PR you've garnered for this great victory."
ADAM MAKOS, Author of A HIGHER CALL