So, you happen to hear a friend of a friend or a sister of a co-worker or the loud-talker in line a) has a PhD in biology 2) really wants to teach lots of classes 3) would like to live in a small town in the beautiful wooded countryside.
Most of the time you (being an editor, doctor, programmer, engineer, artist or other Norloser type who doesn’t live in a small town in the wooded countryside) have nothing to say to such a person.
Now you do.
Now you say, “I happen to know a great biology professor [you can take my word on that] who is chairing a search for more biology professors at her small college,” and then you give him or her my e-mail address with instructions to contact me right away (or tell them to visit our web site),