PeakLast updated Sep 4, 2022 Edit SourceBook# Peak# Secrets From the New Science of Expertise# AuthorAnders Ericsson, Robert Pool# Coverhttp://books.google.com/books/content?id=GmcpCgAAQBAJ&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api# Amazon Link# Website