Richard R. Davidson PNAS paper from 2004: Long-term meditators self-induce high-amplitude gamma synchrony during mental practice https://pmc.ncbi.nlm.nih.gov/articles/PMC526201 Daniel Goleman has summarized the main finding of this paper in this video: Peter Gamma from www.petergamma.org has investigated this topic a lot in recent years. And his hypothesis is that the most striking finding of meditation researchers …