Steinberg is frequently called upon to serve as an expert witness in cases involving juvenile offenders . The '' Boston Globe '' called upon Steinberg to address , for its readers , the question as to whether 19-year-old Dzhokhar Tsarnaev , convicted of the 2013 Boston Marathon bombing , should be given a reduced sentence because he had always looked up to his older brother
Boston Marathon bombing
Boston Marathon bombing
Laurence Steinberg