Dr. David Jansen is a radiochemist specializing in radiopharmaceutical development for cancer therapy and diagnostics, as well as nuclear reactor-based radioisotope production. An entrepreneur since 2005, he founded Objective Scientific in 2014. He currently consults for Siemens Healthcare South Africa, managing the Molecular Imaging portfolio across Southern and East Africa. David has also held key consulting and management roles in nuclear science, renewable energy, and regulatory compliance. He earned his Ph.D. from Delft University of Technology (The Netherlands) in 2010 and has completed advanced studies in nuclear medicine, management, and finance.