Rose will discuss whether the unitarity problem of Higgs inflation can be healed, see
Xavier Calmet and Roberto Casadio, arXiv:1310.7410,
Ufuk Aydemir, Mohamed M. Anber, John F. Donoghue, arXiv:1203.5153, and
Rose N. Lerner and John McDonald, arXiv:0912.5463.