THR's Women in Entertainment 2011: Power 100

In the wake of the Comcast acquisition, Roberts has a new boss (Bonnie Hammer) and an expanded role. She now oversees all business affairs for NBCU's sprawling collection of cash-cow cable channels like USA, Syfy and E! and has an influential COO position at the cable studio. "In business affairs, the holy grail is to get into the operations side," she notes.

PHOTOS: THR's 2011 Women in Entertainment Power 100

Roberts, 53, has spent 14 years rising within the company, having started at NBC when it was simply a broadcast network. The married native of Philadelphia native has recently discovered Santa Ynez wine country, heading there from her Burbank office four times in the past six months. "It's like Napa was 20 years ago," she says, admitting that a crazy work schedule doesn't allow for her to become a committed oenophile. "I don't have time to become a real connoisseur of wine, but I'm certainly a dabbling amateur."