Hey, TAPPED readers. My name is Dara Lind and I'll be providing guest-blogging services for this (MLK Day-shortened) week. Psyched to be here. By way of introducing myself: By upbringing, I'm a New York Yankees fan, secular Jew, and Cincinnatian -- in that order. I'm now living in D.C., where I work for an immigration advocacy group (though any opinions I express on the issue are, of course, mine and not my employer's). Immigration is my main area of policy interest, but when not tearing my hair out over deportation statistics, I find myself thinking about gender, political movements, pop culture, and social science. In the past, I've written about all of these things for Spencer Ackerman , Alyssa Rosenberg , and Matt Yglesias , as well as editing and writing at Wunderkammer Magazine . I'm also (in case it needed to be said around here) an unabashed geek, with fields of geekery including, but not limited to, musical theatre and the Muppets . This week, I hope to raise some tough...