In Episode 2, Mike O'Kane interviews Mark Logsdon for the second episode of Getting Closure. Mark specializes in geochemistry and mineralogy, and has worked on some 250 mining projects during a career spanning almost 50 years. Geology, mentorship, the importance of visiting as many mines as possible, and even playing hockey against Ken Dryden, figured prominently in the discussion. Mark emphasizes the need to develop communities of practitioners with varying expertise to solve problems together.