This volume consists of chapters derived from the best papers submitted to the 2023 Forum on Philosophy, Engineering, and Technology (fPET) meeting that took place in April 2023 at Delft University of Technology. Topics and fields covered within the volume include applied ethics, meta-ethics, value theory, education, responsible innovation, political philosophy and value-sensitive design. The contributors present research that addresses the challenges of engineering in a changing world. This text is of interest to students and researchers working in the fields of engineering and philosophy.