Show and Tell Infobox|Featured image=[[File: The-quantified-double-self-a-tale-of-twins.jpg|frameless|250px]] | Date= 2013/10/10 |Event name= 2013 QS Global Conference |Slides= | Show and Tell Infobox|Featured image=[[File: The-quantified-double-self-a-tale-of-twins.jpg|frameless|250px]] | Date= 2013/10/10 |Event name= 2013 QS Global Conference |Slides= |