I’m Goldie Blumenstyk, a senior writer at The Chronicle covering innovation in and around academe. Here’s what I’m thinking about this week. Four ideas for improving higher ed, and how they’ve evolved in the last year. In March 2020, The Chronicle held its sixth annual "Shark Tank:Edu Edition" a fun SXSW EDU tradition in which we invite entrepreneurs and others to pitch their ideas for improving higher ed to a panel of judges, with a live audience getting in on the grilling. Except last year, “South by” was canceled a few days before we were all set to leave for Austin, so we held the pitchfest ourselves, over Zoom. (Little did we know. … )