14 YEARS AGO ON JUNE 3rd 2011 LAUREN SPIERER DISAPPEARED FROM IU CAMPUS. Mothers of Hannah Wilson and Lauren Spierer believe convicted killer Daniel Messel could be tied to more unsolved cases. Serial Killer: Daniel Messel convicted of murder IU student Hannah Wilson possible link to missing IU student Lauren Spierer. Daniel Messel is a Serial Rapist who may very well be a Serial Killer, he preyed on young female IU college students who had been out partying and intoxicated in Bloomington IN.   Apr 24, 2018 BLOOMINGTON, Ind. -- The man convicted of killing Indiana University student Hannah Wilson in 2015 has been sentenced for an unrelated attack on an IU student in 2012. Daniel Messel was sentenced to 15 years for the attack on a 22-year-old IU student that occurred Sept. 1, 2012. According to court documents, the victim came into contact with Messel, who then forced her into a secluded parking lot and into a vehicle. She was then driven to Griffy Lake, where she was allegedly b...