 He frequently provides political commentary on MSNBC's "The Rachel Maddow Show", "Hardball with Chris Matthews", and "The Last Word with Lawrence O'Donnell".He is a former contributor to "Countdown with Keith Olbermann".On March 14, 2013, "The Week" magazine reported that Klein was among those being considered to host MSNBC's yet-unnamed 8 p.m. weekday prime-time show that would replace "The Ed Show".