Harvey Leff is a retired university professor who taught physics for more than fifty years. He has authored Energy and Entropy: A Dynamic Duo and Maxwell's Demon 2: Entropy, Classi...mehr sehenHarvey Leff is a retired university professor who taught physics for more than fifty years. He has authored Energy and Entropy: A Dynamic Duo and Maxwell's Demon 2: Entropy, Classical and Quantum Information, Computing.weniger sehen