**************** Acknowledgements **************** PyDial was originally developed by the Dialogue Systems Group at Cambridge University Engineering Department (CUED). The following current and former group members have contributed to PyDial (in alphabetical order): - Paweł Budzianowski - Abdallah Bashir - Iñigo Casanueva - Shutong Feng - Milica Gašić - Christian Geishauser - Michael Heck - Songbo Hu - Dongho Kim - Hsien-Chin Lin - Nurul Fithria Lubis - Marco Moresi - Nikola Mrkšić - Lina Rojas-Barahona - Stefan Ultes - Pei-Hao Su - David Vandyke - Carel van Niekerk - Paula Wesselmann - Gellert Weisz - Tsung-Hsien Wen - Yen-Chen Wu - Steve Young