Submition date and time: 14 Dec 2011 00:00:28 Nome: Luis Vela. E-mail: luiservela@hotmail.com Endereço Postal Address: Calle del Barco 31 Do you hold a PhD title? No Institution: Universidad Autonoma de Madrid Research area: Gravity Comments: I would like to be part of the prestigious natal school on gravity and string theory. Unfortunately, my economic condition is, by no means, adequate to cover the expenses that this trip might require. I kindly ask for your collaboration on this matter. Best regards, Luis Vela