My sister and I are still completely obsessed with Steins;Gate. I got so used to fifty-episode-long anime like Gundam SEED and Fullmetal Alchemist so I'm not used to the standard twenty-four episodes. But it's okay - I've still got the Steins;Gate manga to read!
Child genius neuroscience researcher Makise Kurisu is quite easy to cosplay with ordinary clothes. Her weird off-the-shoulder cardigan is very inconvenient though - trust me, I've tried.