Meet Your Fellow Companions The honor of membership into Sigma Xi spans disciplines and courses of research study. Each month in Sigma Xi Today, we will be highlighting a different "Fellow Companion"—asking them about their work and what the Sigma Xi honor has meant for their career. The dates in parentheses next to the members' name is the year he or she joined Sigma Xi. Dhruvajyoti Roy (SX 2015): Improving disease diagnoses Robert E. Kahn (SX1966): Future of the Internet; managing digital information long-term with digital object architecture Mary Lee Jensvold (SX 2013): Chimpanzee communication I.J. Wilk (SX 1948): A career in chemistry Magesh Thiyagarajan (SX 2008): Cold plasma applications for cancer treatment, wound healing, and food sterilization Holly Haberstroh Ioset (SX 1977): The health and safety of people in their workplaces Prasad Bichu (SX 2014): Kidney dysfunction and disease Niraj Lodhi (SX 2012): The PARP-1 protein's function and role in controlling cancer cell growth Šeila Selimović (SX 2004): Tissue regeneration and particle organization Satish Lakhapatri (SX 2013): How to get the most value out of natural gas Megan E. Wilhelm (SX 2010): How to produce more equitable learning environments for all students Siddharth Tripathi (SX 2013): Discovering new antifungal drugs Avinash Konkani (SX 2013): Human factors in the healthcare system Samelia Okpodu (SX 2010): The reasons behind human retina degradation and degeneration Madhusudhanan Narasimhan (SX 2013): The affect of alcohol and environmental pesticides on neurons Darko Cotoras (SX 2011): Spider diversification over time Jayalakshmi Govindan (SX 2013): Fin skeleton regeneration in zebrafish Michael Selvaraj (SX 2011) Craig Streu (SX 2004) Jill Pruetz (SX 1999) Mike Harding (SX 2012) Junfeng Pan (SX 2008) Patrisha Pham-Bugayong (SX 2008) James Chen (SX 2010) Joannes Paulus Yimbesalu (SX 2011) Nicholas Money (SX 1996) Matthew Hosek (SX 2012) Raghav Govindarajan (SX 2012) Semant Jain (SX 2012) Samantha Marquez (SX 2011) Laurent Pirolli (SX 2007) Are you interested in being interviewed for our "Meet Your Fellow Companion" piece in each issue of American Scientist? If so, please contact us at memberinfo@sigmaxi.org. Find Out More About Becoming A Sigma Xi Member