Outside of his legal practice, Philip has contributed articles to numerous publications covering private investment and cross-border legal representation issues. He authored the book "Cross-Border Trade and Investment with Mexico: NAFTA's New Rules of the Game," an in-depth study of the impact of the North American Free Trade Agreement (NAFTA) on Mexico's economic development and trade laws. He has also lectured on investment into Mexico at Harvard Law School, New York University School of Law, and Fordham Law School.