The Journal of Phase Equilibria and Diffusion has given the 2021 Editor’s Choice Award to MSE alumnus Abhishek Mehta and Professor Yongho Sohn for their paper, “Measurement of Interdiffusion and Tracer Diffusion Coefficients in FCC Co-Cr-Fe-Ni Multi-Principal Element Alloy.” The paper was published in February 2021 and co-authors include Irina Belova and Graeme Murch of the University of Newcastle in Australia.