Alex Selig was in preschool in Mill Valley when his teacher put him in tears reading him the riot act. She thought he was purposely misconstruing the message in a game of telephone, in which children in the class were instructed to pass a message one to the other with whispers in the ear. As it turned out, Selig had major hearing loss, possibly as a result of infections when he was younger. Over the coming years, Selig, who wears hearing aids in both ears, spent a lot of time with audiologists, and he developed a fascination with audio physics and technology. That subsequently led him to start SoundFocus, a San Francisco tech startup that has built both a mobile app and a smartphone speaker case called "Amp" that it says dramatically improves what people hear, adjusted to individual users' hearing capabilities and tastes and also the surrounding environment. Read More here: http://www.bizjournals.com/sanfrancisco/blog/2014/10/audio-tech-whiz-uses-own-hearing-loss-to-better.html