The topic of rewards is closely related to the podcast episodes provided, as they touch on the role of rewards and reinforcement in building willpower, tenacity, and positive behaviors.

In the episode on increasing willpower and tenacity, the host discusses how occasional rewards can help reinforce and sustain behaviors that enhance willpower and tenacity. The episode also explores the neural and psychological mechanisms underlying willpower and how rewards can influence these processes.

Additionally, the true crime episode on a murder investigation mentions that authorities offered rewards in an effort to gather information and solve the case, highlighting the use of rewards as a tool for incentivizing cooperation and information sharing.