Here are my thoughts after my most recent proposal rejection. A lot of this comes from my time at NASA Headquarters, watching program managers run their review panels to maximize the usefulness of the summary reviews.
1. Your review will inherently feel like a 1-way conversation, but that is an illusion. The most helpful comments, constructive critiques or requests for specific details, will help you write a better proposal the next time you submit it. The worst comments, factually incorrect critiques or (I hope we don’t see these) unprofessional attacks, should be brought to the attention of your program manager and