Running A Marathon Is a Huge Commitment. How Do You Manage Your Time Between Work and Life? Tune in to the Shift with CJ Podcast as we have a great conversation with Saul Finkelstein, who is an author, public speaker, marathoner, and fitness expert. We get into his marathon training and preparing, as well as his time management ideas and overall philosophy of life and mindset. In this episode, he talks about his marathon training regimen and how he manages time between work and life.