Dr. Myriam Hivon,who works with the Interdisciplinary Health Research Group (GRIS) at the University of Montreal asked myself and Professor Hank Greely of Stanford to comment on issues in regeneration and enhancement. She notes that we humans, for centuries, have used coffee to wake us up in the morning and alcohol (not mention other substances) to alter our consciousness. More recently, we use drugs to improve our cognitive performances, surgery to rejuvenate our physical appearance. Embryos are selected for their sought after characteristics; all of these interventions aim at enhancement, a quest humans have always pursued. Indeed, humans have always sought for new means to become stronger or more intelligent.

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