Dr Alwen Tiu is an Associate Professor in the College of Engineering and Computer Science at The Australian National University (ANU) whose research focuses primarily on logic.

Alwen obtained a PhD degree from the Pennsylvania State University in 2004. He then spent one year at Lorraine Research Laboratory in Computer Science and its Applications prior to joining ANU in 2006. In 2013-2017 he worked as an Assistant Professor at Nanyang Technological University Singapore, and rejoined ANU in late 2017.