Catherine Wolf, 70, Dies; Studied How People and Computers Interact A leader in IBM’s development of a speech-recognition system, she relied on her laptop to communicate after Lou Gehrig’s disease left her paralyzed. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Trilobites: How Snapdragons Beckon Bees With More Than One ColorQ&A: The Chemical Reaction That Cleans EverythingTreaty to Phase Out ‘Greenhouse Gasses on Steroids’ to Enter ForceWhat Happened (and Didn’t) at the Bonn Climate TalksA Close-Up on Mysteries Made of Stone in Saudi Arabia’s DesertTrilobites: Same Oceans, Similar Prey, Two Very Different Necks