Confirmed. Because of larger social networks, I guess... - Egon Willighagen

seems related with domain expertise, your own institution only knows so much, the sweet spot is about 5 collaborators. It was a great talk, the work is under review at the moment, hopefully it will be out soon. I'm going to blog up the talk later when I get a chance. - Ian Mulvany

This lines up in my mind with Andy Powell's talk I saw at Talis a few weeks back where he pointed out that 'the institution' really lines up with real social or collaborative networks - Cameron Neylon

Do I know? After reading that, not so sure :) - Deepak

Deepak, we all know you know ;-) - Mr. Gunn