Finkelstein, Norman (2) Hughes, Sally Smith (2) Parfitt, Elisabeth (lancaster University, Wilson, Lionel (lancaster University, Kerber, Laura (california Institute Of Technology) (1) Bellan, Paul M. (california Institute Of Technology) (1) Jaeger, John Conrad (australian National University), Cook, Neville G. W. (university Of California, Zimmerman, Robert (imperial College (1)