Business Editor, University of Pittsburgh Journal of Law and Commerce, 1986-1987. Associate, Baskin, Flaherty, Elliott & Mannino, Philadelphia, PA, 1987-1990. O'Donnell Law Offices, 1990—Present. Board Certified Civil Trial Advocate and Pre-Trial Civil Advocate by the National Board of Trial Advocacy. Lecturer, Pennsylvania Bar Institute, Committee for Justice for All, and Pennsylvania Association of Justice, (1995-2012); assorted topics, including: "Underinsured Motorist Practice and Procedure"; "Auto Law Update"; "Bad Faith Insurance Practices"; "Civil Litigation Update"; "Pennsylvania Auto Law"; "Civil Practice in Northeastern Pennsylvania"; "The Pennsylvania Rules of Evidence"; "Pennsylvania Auto Law Update"; "Examination of Vocational and Expert Witnesses"; "Bad Faith Update"; "Civil Practice in Northeastern Pennsylvania"; "Deposition of the Safety Director and Truck Driver Cases"; "Jury Selection"; "The Fair Share Act". Member, The Pennsylvania Society; Melvin Belli Society Inductee - 2015. Member: Multi-Million Dollar Advocate (2007-2018); Elite Lawyers of America; American Academy of Trial Counsel; Litigation Counsel of America; The Verdict Club; Pennsylvania Super Lawyers, listed Top 10 (2008); Pennsylvania Super Lawyers, listed Top 100 (2007–2018); Philadelphia Super Lawyers, listed in Top 100 (2016); Pennsylvania Super Lawyer (2004–2018); Martindale-Hubbell AV Preeminent Rating (2012-2018); Best Lawyers-Lawyer of the Year (2018); Best Lawyers-Lawyer of the Year (2014, 2018); Best Lawyer (2011-2019); American Society of Legal Advocates Top 100 Lawyer (2013-2018); Litigation Counsel of America Fellow (2018); National Trial Lawyer Top 100 (2010-2018); Lifetime Achievement Membership – America’s Top 100 Attorneys (2016); National Association of Distinguished Counsel (2015-2017); Rue Ratings Best Attorneys of America (2015); American Institute of Personal Injury Attorneys – 10 Best Attorney – Client Satisfaction (2017); American Institute of Personal Injury Attorneys – 10 Best Attorney – Client Satisfaction (2017);Rue Ratings Best Attorneys of America (2018); Board Certification in Civil Pretrial Practice Law by the National Board of Trial Advocacy.