We hereby certify that, Adilson Eduardo Presoto, Universidade Federal de São Carlos, participated in the International Workshop on Elliptic and Kinetic Partial Differential Equations – Thematic Program: Current Trends in Analysis and Partial Differential Equations, held at Instituto Nacional de Matemática Pura e Aplicada – IMPA, Rio de Janeiro, from July 06 to 17, 2015 and presented the poster: “The acalmar Chern-Simons equation” Rio de Janeiro, July 17, 2015. Emanuel Carneiro Organizing Committee We hereby certify that, Ariadne Nogueira, Instituto de Matemática e Estatística, participated in the International Workshop on Elliptic and Kinetic Partial Differential Equations – Thematic Program: Current Trends in Analysis and Partial Differential Equations, held at Instituto Nacional de Matemática Pura e Aplicada – IMPA, Rio de Janeiro, from July 06 to 17, 2015 and presented the poster: “Elliptic equations in thin domains with oscillatory boundary” Rio de Janeiro, July 17, 2015. Emanuel Carneiro Organizing Committee We hereby certify that, Jose Miguel Mendoza Aranda, Universidade Federal de São Carlos, participated in the International Workshop on Elliptic and Kinetic Partial Differential Equations – Thematic Program: Current Trends in Analysis and Partial Differential Equations, held at Instituto Nacional de Matemática Pura e Aplicada – IMPA, Rio de Janeiro, from July 06 to 17, 2015 and presented the poster: “Estimativas a Priori para Problemas Elípticos via Desigualdade de Hardy-Sobolev” Rio de Janeiro, July 17, 2015. Emanuel Carneiro Organizing Committee We hereby certify that, Julio Cesar Valencia Guevara, IMECC, participated in the International Workshop on Elliptic and Kinetic Partial Differential Equations – Thematic Program: Current Trends in Analysis and Partial Differential Equations, held at Instituto Nacional de Matemática Pura e Aplicada – IMPA, Rio de Janeiro, from July 06 to 17, 2015 and presented the poster: “Periodic solutions for a 1D-model with nonlocal velocity field via mass transport” Rio de Janeiro, July 17, 2015. Emanuel Carneiro Organizing Committee We hereby certify that, Pedro Doria Maia, University of Washington, participated in the International Workshop on Elliptic and Kinetic Partial Differential Equations – Thematic Program: Current Trends in Analysis and Partial Differential Equations, held at Instituto Nacional de Matemática Pura e Aplicada – IMPA, Rio de Janeiro, from July 06 to 17, 2015 and presented the poster: “PDEs in Neuronal Dynamics and Brain Disorders” Rio de Janeiro, July 17, 2015. Emanuel Carneiro Organizing Committee