Dianne Cook/ Deborah F. Swayne/ Andreas Buja (CON)/ Duncan Temple Lang (CON)/ Heike Hofmann (CON)/ Hadley Wickham (CON)/ Michael Lawrence (CON)
(1)
Garrett Grolemund/ Hadley Wickham
(1)
Hadley Wickham, Mine Çetinkaya-Rundel, Garrett Grolemund
(1)
Hadley Wickham/ Carson Sievert
(1)
Hadley Wickham、Garrett Grolemund
(1)
Malte Grosser,Henning Bumann,Hadley Wickham
(1)