I'm thinking I should interview with MetLife now, since one of their hiring managers is an AEPhi
I've kept my sorority affiliation off my resume, although I've left Order of Omega on. It is for exactly the reason mentioned in the article, that sorority members are often dismissed as airheads. It also looks a bit like you can't let go of your college days - a lot of people, including a lot of greeks, subscribe to the idea that GLO membershp is just for college. Plus, I've been an alum for several years now, and I haven't done a lot on the alum level (she guiltily confesses) - if I were a national officer or chapter advisor, I'd probably list it.
Not to mention that your interviewer might have negative feelings about your particular GLO. She might have rushed your GLO years ago, was cut, and is still bitter about it... or he might have an ex-wife who was in your sorority... not a very mature attitude, but I'm sure it happens.