An Invitation Into the Unknown "Do you want to come with me on a medical brigade to the TIPNIS in Bolivia? I think you’ll like it. We’re going to remote communities with no access to healthcare—it’ll be an adventure. We’ll take a small plane to get there, sleep on the ground, and there will be lots of bugs. No cellphone service." That was the proposal my friend Dr. Elizabeth Pastor made to me. Having just completed my Master’s in Public Health and Latin American Studies—with no job or other...