If professional ethicists are no more ethical than other philosophers I think we can lay to rest any hope that education in ethics effects behaviour.

Ethicists’ and Nonethicists’ Responsiveness to Student E‐mails: Relationships Among Expressed Normative Attitude, Self‐Described Behavior, and Empirically Observed Behavior https://onlinelibrary.wiley.com/doi/abs/10.1111/meta.120