An anony­mous read­er of Andrew Sul­li­van’s blog writes a superb com­ment, repro­duced here: “One thing Wat­son and oth­ers for­get is that the brain is high­ly mal­leable based on envi­ron­ment. Although he is the father of DNA he knows very lit­tle about neu­ro­plas­tic­i­ty and neu­ro­ge­n­e­sis. Pre­vi­ous­ly it was thought that the human brain was ‘hard­wired’ after a…