In June 2007, Solis was elected Vice Chair of the Helsinki Commission's General Committee on Democracy, Human Rights and Humanitarian Questions.

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In 2007, Solis was appointed to the Commission on Security and Cooperation in Europe (the Helsinki Commission), as well as the Mexico United States Interparliamentary Group.

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One former Guantanamo detainee Keller evaluated, called Youseff, said a psychologist exploited their conversations about his sadness over being separated from his family, Keller said at the U.S. Helsinki Commission briefing.

CNN: Torture's psychological impact 'often worse' than physical