Rajani Singh is a postdoctoral researcher at the Department of Digitalization at the Copenhagen Business School (CBS). Her research field includes blockchain, game theory, mathematical economics, optimization theory, and cryptography. Her research bridges game theory, blockchain technology, and cryptography. She holds a PhD in mathematics from the University of Warsaw, Poland, and an MSc in mathematics from the Indian Institute of Technology Delhi, India. She has been appointed as the principal investigator of the project games dynamic modelling "tragedy of the common resource" funded by the Funds of the National Science Centre, Poland. Before joining CBS, she worked as a full-time visiting researcher at the University of Waterloo, Ontario, Canada; a research associate at Brandon University, Manitoba, Canada; and a visiting research scholar at the Institute of Computer Science, Polish Academy of Sciences, Warsaw, Poland. She is also a laureate of the 2020 "Professor Andrzej Malawski Prize for young Scientists" for outstanding contribution to the development of mathematical economics (https://nagroda_im_malawskiego.uek.krakow.pl).