"X-Aminations!" Guest-starring Doc Samson. Story by Peter David. Art by Joe Quasada and Al Milgrom. This is one of the most critically and fan acclaimed issues of X-Factor. Get to know the team from the inside out as each member is interviewed by Doc Samson, psychologist to the super-hero community. Ever wonder why Quicksilver has a short fuse? Find out in this informative, albeit humorous, issue.