Charles was a keynote speaker at the 19th Latin/Ibero/American for Technological and Innovation Management Congress (ALTEC) held in Lima, Peru from the 27th to the 29th of October 2021. The central theme for the congress was “Innovation and transformative technologies: Dilemmas, challenges and actions to build a sustainable future”.

The topic for his presentation was “Towards a General Theory of Innovation” based on a paper with Mart Laatsit.