David Geller received his BA in Physics at UC Santa Cruz. He worked for over 20 years as a microwave design engineer. He went into teaching and earned a teaching credential from San Jose State University. He has taught at Leigh HS since 2007. He mostly teaches Physics, but has also taught Principles of Engineering, Chemistry and Earth Science as well.
He loves to travel and has been to many parts of the world. he loves outdoor activities and has trekked, scuba dived, skied, backpacked and camped all around the world. Lately his greatest outdoor passion is deep sea fishing.