Facebook and Scribd have partnered to launch a new product called Readcast, a new "sharing toolkit" which will turn Scribd from a site where users can read documents, to a place where over 10 million users can share what they are reading via Facebook and Scribd in bookclub-like fashion. WebProNews spoke with Scribd CEO Trip Adler about the product. "Scribd is the place where connections form around shared reading interests," says Adler. "Now,