It was fully sourced with peer reviewed research, per my recollection. I also recall that the version of the memo circulated frequently on social media and in progressive news sources like Mother Jones was not the original, and in particular, omitted all the sourcing. Are you sure you didn’t see an edited version that was circulated specifically to malign Damore?

From Lee Jussim, a professor of social psychology at Rutgers University who was a Fellow and Consulting Scholar at the Center for Advanced Study in the Behavioral Sciences at Stanford University (https://quillette.com/2017/08/07/google-memo-four-scientists...):

> The author of the Google essay on issues related to diversity gets nearly all of the science and its implications exactly right.