Dungeons & Dragons Edition 3.5 is a 20-book series with 20 released primary works first released in 1950 with contributions by Richard Henry Dana, Skip Williams, Monte Cook, Jonathan Tweet, Jonathon Tweet, Andy Collins, David Noonan, Ed Stark, Wizards of the Coast, Bruce R. Cordell, Richard Baker, Travis Stout, James Wyatt, Ed Greenwood, Eric L. Boyd, Darrin Drader, Joseph D. Carriker, Jennifer Clarke-Wilkes, Jesse Decker, Frank Brunner, Stephen Schubert, Ari Marmell, C.A. Suleiman, Ed Bonny, Gwendolyn F.M. Kestrel, Matt Sernett, Dave Noonan, Robert J. Schwalb, Owen K.C. Stephens, Rodney Thompson, Jason Bulmahn, Rich Burlew, Eytan Bernstein, John Snead, Anthony Pryor, and Greg A. Vaughan.