By giving back to the PR community, firms also get rewards.

Giving back to the PR community – through scholarships, mentoring, or other ways – of course helps agency employees feel good, notes Richard Levick, president and CEO of Levick Strategic Communications. But it also offers a lot of tangible benefits, from drawing a bead on potential hires to learning how a younger generation thinks.

“One could argue that all love is selfish,” Levick comments rather existentially. “Everything we give we get; ...