<p class="" data-pm-slice="1 1 []">My guest today is Dr. David Grew. David is a radiation oncologist and the founder of an app called PRIMR. PRIMR is a web application where doctors can provide patients with digitally recorded, personalized explanations about their medical conditions and treatments.</p> <p class="" data-pm-slice="1 1 []">In this episode, David and I discussed making friends on Twitter. David explained the long and arduous process of becoming a doctor. We talked about David's app, PRIMR, and we discussed the challenges involved with building a SaaS product as a non-technical founder. David also shared his experience with On Deck Founder's Fellowship and Jack Butcher's course, Build Once, Sell Twice.</p>