Final answer:
Bryan Stevenson's feelings probably evolved in response to his interactions with Walter McMillian, leading to greater awareness and a reinforced commitment to justice.
Step-by-step explanation:
Bryan Stevenson's feelings likely underwent significant change as a result of his interviews with Walter McMillian, although specific emotional changes are not detailed in the provided text. As a lawyer and founder of the Equal Justice Initiative, Stevenson's work on McMillian's case not only showcases his dedication to justice but also his discovery of the deep-seated issues within the legal system. Working on such impactful cases often leads to a heightened sense of purpose, awareness of systemic biases, and a commitment to advocate for those wrongfully convicted.