This book gives insight into the ongoing work of the forum on Philosophy, Engineering and Technology (fPET), which brings together philosophers and engineers from all over the world to discuss philosophical issues of engineering across disciplinary boundaries.  Drawing on presentations and conversations at the fPET 2020 online conference hosted by the Universidad Técnica Federico Santa María in Chile, the chapters establish connections and describe discoveries that have so far been neglected in the discussions held within the young discipline of philosophy of engineering. This volume appeals to students and researchers in the field, through twenty-four proposals brought forward by leading scholars and emerging voices. Pertinent themes covered are: