Shawn Chen is the creator of the industry leading PeopleSoft upgrade code retrofit software application, PS Retrofit.  He is also the author of the book <<500 Tips and Techniques for PeopleSoft Development and Troubleshooting>>, and the creator of the PeopleSoft Technical Tips YouTube channel.   He is a technical expert in PeopleSoft with 20+ years of experiences in the field. As a senior PeopleSoft technical consultant, he worked with various consulting firms, universities, government organizations, corporations and banks such as IBM, Deloitte, Accenture, University of British Columbia, McMaster University, Export Development Canada, Canadian Tire, CIBC, and Scotiabank, etc.  You can visit his personal website at https//shawnchenbook.com, watch his YouTube channel at https://youtube.com/@PeopleSoft Technical Tips and check out his book on the Amazon at https://a.co/d/575s1Y3.