As it happens, this excerpt is borne out at all points by the research on the "Big 5" personality traits, which to date are the clearest results in psychology o

As it happens, this excerpt is borne out at all points by the research on the "Big 5" personality traits, which to date are the clearest results in psychology outside of the power of General Intelligence to affect life outcomes. https://www.youtube.com/watch?v=LfI4BEONsng https://www.youtube.com/watch?v=LfI4BEONsng I would also note, that Google often seems to fall down in terms of taking into account how changes in software affect the people who are their users.