Yale juniors Nathaneo Johnson and Sean Hargrow have raised $3.1 million in pre-seed funding for their social network platform, Series, which helps users connect with others who offer mutual value. Series, still just a few months old, secured the funding in only 14 days after a trailer posted by Johnson on LinkedIn went viral in the college entrepreneurial community. The buzz attracted strong investor interest, including from former a16z investor Anne Lee Skates, who went on to lead the pre-seed round through her venture fund Parable. Changing the way we