Summer Glau biography Summer Glau is an American actress best known for her roles in science fiction and fantasy television series. Here’s a glimpse into her background and career: Early Life: Summer Lyn Glau was born on July 24, 1981, in San Antonio, Texas, USA. Ballet Background: Glau started as a professional dancer and trained in ballet. However, a leg injury led her to shift her focus to acting. Breakthrough Role: Her breakthrough role came in 2002 when she was cast as River Tam in the TV series “Firefly,” created by Joss Whedon. Despite the show’s short run, her performance gained critical acclaim. Collaboration with Joss Whedon: Glau continued to work with Joss Whedon in other projects, including a role in “Angel” (a spin-off of “Buffy the Vampire Slayer”) and later in the TV series “Dollhouse.” “Terminator: The Sarah Connor Chronicles”: Summer Glau gained widespread recognition for her role as…