**David Ben-Zvi**: Topological field theory and representation theory I-IV**Kevin Costello**: Factorization algebras in perturbative quantum field theory**Dennis Gaitsgory**: Global geometric Langlands**Jacob Lurie**: Topological field theories, quantum groups and geometric Langlands**David Nadler**: Langlands Duality for Character Sheaves**Bertrand Toen**: Secondary K-theory I-III