Julia Hirschberg, Columbia University School of Engineering and Applied Science (image) Columbia University School of Engineering and Applied Science Share Print E-Mail Caption This is Julia Hirschberg, Percy K. and Vida L.W. Hudson Professor of Computer Science and chair of the Computer Science Department, Columbia Engineering. Credit Jeffrey Schifman/Columbia Engineering Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.