 Cities and states across the U.S. are changing laws on marijuana, and Pittsburgh has joined the movement. Drawing inspiration from Philadelphia's attempts to decriminalize possession of small amounts of the drug, City Councilman and Carnegie Mellon University alumnus Dan Gilman (DC'04), commissioned a study on the feasibility of doing the same in Pittsburgh. Gilman turned to Dietrich College students to examine the issue, and five seniors majoring in Ethics, History and Public Policy (EHPP) rose to the challenge. Read more. | 
From the Christian Crusades to the Paris attacks, countless conflicts and acts of violence have been claimed to be the result of differing religious beliefs. These faith-based opinions are thought to motivate aggressive behavior because of how they encourage group loyalty or spin ideologies that devalue the lives of non-believers.
CMU's George Loewenstein and Duane Seppi first introduced the "ostrich effect" in 2009 to describe how investors "put their heads in the sand" to dodge facing their financial portfolios when they're expecting bad news.
