Picture via OSCE.org By Emmett Chan LOS ANGELES — Many who aspire toward a career in the legal field are motivated by a desire to promote significant change that often advances ideals such as equity and human rights. Typically, these aspirations focus on careers involving areas of law like criminal justice, civil rights and public interest.    However, even business lawyers can make a positive difference that goes beyond generating revenue for their clients —in fact, their contributions may be of similar importance.   Traditionally, social responsibility has been an expectation for all lawyers, given that the American Bar Association, or ABA, encourages in its model rules that lawyers perform…