Sorry, I missed your response. The conflict of interest would be their tendency to see everything from the lens of their life's work, and of course to actively

Sorry, I missed your response. The conflict of interest would be their tendency to see everything from the lens of their life's work, and of course to actively advocate for their values, which are already well formed in the relevant domain. Barring financial conflict of interest (e.g. stock still owned from the previous job), it's just as much of a conflict of interest as someone previously at one of these related companies but no longer employed there.