[paulsutter]

What about collecting tweets from verified researchers? It could help getting to critical mass. You could even consider papers tweeted by researchers that are followed by your known researchers, and so on, with the right weighting (something resembling pagerank).

With the right weighting this could really boost the size and quality of your dataset.

[ampvchen]

That would be interesting to leverage Twitter.

Right now we are working on helping the community surface information and working with verified researchers to build their "curated" lists for different topics.