https://rbortins.medium.com/who-built-the-cages-joe-d04d50f5d718 https://www.globenewswire.com/news-release/2010/11/23/434923/207583/en/James-B-Biden-Joins-Hill-International-Subsidiary-as-Executive-Vice-President.html https://web.archive.org/web/20201023181507/http://ir.hillintl.com/news-releases/news-release-details/hill-international-joint-venture-receives-contract-gsas-special Extra Credit: https://nypost.com/2012/10/23/crony-capitalism-joe-bidens-brother/