it was a lecture-based class a very good welcometure 6 -- good lecture-based class. good lectures can be really good. true nonetheless. this was a lecture that was taught by a man named eric lander who helped lead the human genome project in the 1990s. he's been teaching introductory biology which is introduction to genetics class for going on 20 years. he's as updated in the field as possible to be changes the class every year because genetics changes every year. so 100 students real freshman at mit took this class. they taped all the lectures and then about two weeks later, tens of thousands of people around the world -- including myself -- watched the same lectures did exactly the same problem sets, did exactly the same homework assignments, took the same exams. i actually went up the cambridge to see the class in person. i was kind of curious is there something i'm missing by not being there? i interviewed a bunch of the students afterwards to get a sense how they took the class. i interviewed eric lander and some of the teaching assistants. i really wanted to be