Shawn C Burdette1, Philip Ball, Kat Day, Eric R Scerri2, Brett F Thornton3. 1. Department of Chemistry and Biochemistry at Worcester Polytechnic Institute, 100 Institute Road, Worcester, Massachusetts 01609, USA. 2. UCLA and is the author of The Periodic Table, Its Story and Its Significance. 3. Department of Geological Sciences, Stockholm University, 106 91 Stockholm, Sweden.