Elaine Low Senior TV WriterBlumhouse Television co-president Marci Wiseman is exiting her post at the company, due to personal reasons, and is handing off the role to her colleague and co-president Jeremy Gold, who will become Blumhouse TV’s sole head.In a letter to her colleagues, Wiseman shared that she has experienced “a series of challenging personal events” over the past year and has decided to take time off.