The Progressive Alliance includes more than 130 parties and organizations of the social-democratic and socialist family. It provides mutual support through regional coordination and remains committed to global exchanges.

Conny is German. He studied languages (French and Spanish) and educational sciences at the universities of Bonn, Cologne and Toulouse. During his university studies, Conny has been involved in the work of youth and students associations.

Conny has a long track record in working with NGO networks, and in coordinating European and international projects. An associative activist since his youth, Conny is a specialist in the social dimension of European policies, non-formal and informal training and education, intercultural learning, and the promotion of public affairs.

Between 1985 and 1998, Conny worked for the French League of Education. He was responsible for European cooperation and from 1998 to 2006, he was director of the department of youth and school exchanges at the Franco-German Youth Office (OFAJ/DFJW) in Paris and Berlin.

From October 2006 to December 2019, Conny was Secretary General of the European and international network SOLIDAR which cooperates with the Socialist Party of Europe (PES), with the Social-Democratic Group (S&D) of the European Parliament, with the European (ETUC) and international (CSI) trade union confederations and civil society networks.

Between 2008 and 2013, he was President of the EUROPEAN SOCIAL PLATFORM. From May 2013 to December 2019, Conny was Co-President of the liaison group of the European Economic and Social Committee - EESC, of the group of the European Civil Society networks.

He is also a co-founder of the European Social Services and European Civil Society networks. He also served during long years as board member of the International Federation of Worker‘s Educational Association (IFWEA).

Conny is member of the Social democratic Party of Germany (SPD).