Welcome Collective Health

Each fall, tens of millions of people are subjected to the annual ritual of open enrollment. This staple of employer-sponsored health insurance (ESHI)—itself an artifact of a war-time wage freeze in the 1940s—has become a painful process, wrought with uncertainty and...

Ideas we’d like to fund

Our experience funding companies at the intersection of healthcare and technology for over three years has been humbling—we are continuously surprised (both pleasantly and unpleasantly) by the problems that plague our healthcare system and the ingenuity of the...

Biosensing wearables. You asked, we answered.

We had an overwhelming number of questions during the session, so here’s a rundown of all the answers we covered in our Q&A session. For more on biosensing wearables dive into the  full report and the webinar. How are biosensing wearables being supported and who...

Ideas We’d Like To Fund

Rock Health exists to fund and support entrepreneurs working at the intersection of healthcare technology. We want to make healthcare massively better for every human being—driving down the cost to deliver improved services to more people. Simply, our mandate is...

Deconstructing the Castlight S-1

After spending the week with Castlight Health’s S-1 filing, one clear fact emerged: Castlight is an extraordinarily young company. Despite how long many of us have tracked the company, the S-1 notes Castlight only sold and implemented its first customer in 2010. Four...