The 2007 Championships had eight nations participating, the previous competitors plus England and Ireland.
None of the participants had participated in the previous experiment, and the same exclusion criteria were applied as before.
Four of the five participating Latin American countries also participated in the previous cycle of this study (ICCS 2009), making it possible to explore changes in young people's civic-related perceptions and attitudes between 2009 and 2016.
Here, on the night of 3 May 1808, Napoleon's soldiers executed those who had participated in the previous day's rebellion against the French occupation of their city.
When your observation is submitted to one of our projects, it becomes part of a vast database containing data from thousands of other people who have participated over the previous decades!
Cardinal Bergoglio was certainly familiar to about 50 of the cardinals at this week's conclave who also participated in the previous one in 2005, when he was widely reported to have been a top contender.
None had participated in the previous experiment.
Kima Ventures and Marc Menasé participated in the previous round.
ZappRx was SR One's first investment in digital health, and both firms had participated in the previous round.
Participants of the follow-up abuse case scenario were selected from the original users group, who participated in the previous phases of the study.
