Jérôme Kerviel Jérôme Kerviel Jérôme Kerviel (; born 1977) is a French trader who was convicted in the 2008 Société Générale trading loss for breach of trust, forgery and unauthorized use of the bank's computers, resulting in losses valued at €4.9 billion. Société Générale characterizes Kerviel as a rogue trader and claims Kerviel worked these trades alone and without its authorization. These assertions have been met with skepticism by some of Kerviel's former colleagues and acquaintances, as well as by some members of the news media. Kerviel had told investigators that his trading behavior was widespread at the company and that making
Joint and several liability liable for its own part of the loan. If one bank fails to advance its agreed part of the loan to the borrower, then the borrower can sue only that bank, and the other banks in the syndicate have no liability. Under joint and several liability or "all sums", a claimant may pursue an obligation against any one party as if they were jointly liable and it becomes the responsibility of the defendants to sort out their respective proportions of liability and payment. This means that if the claimant pursues one defendant and receives payment, that defendant must then pursue