Having joined the liberal party Alliance '90/The Greens in 1998, Gehring was part of the party’s leadership in North Rhine-Westphalia from 2000 until 2006, under chairwoman Sylvia Löhrmann.
Member of the German Parliament, 2005–present
Gehring was elected to the Bundestag in the 2005 federal election. Since joining the parliament, he has been serving on the Committee on Education, Research and Technology Assessment. He has been his parliamentary group’s spokesperson for youth (2005–2011), education (2011–2013), and universities (2005–2017). From 2018 until 2021, he also served on the Committee on Human Rights and Humanitarian Aid.
In addition to his committee assignments, Gehring has served as deputy chairman of the German-Greek Parliamentary Friendship Group (2013–2017); the Parliamentary Friendship Group for Relations with Arabic-Speaking States in the Middle East (since 2018), which is in charge of maintaining inter-parliamentary relations with Bahrain, Irak, Yemen, Jordan, Qatar, Kuwait, Lebanon, Oman, Saudi Arabia, Syria, United Arab Emirates and the Palestinian territories; and the Parliamentary Friendship Group for Relations with the Central African States (since 2018).
In June 2024, Gehring announced that he would not stand in the 2025 federal elections but instead resign from active politics by the end of the parliamentary term.[4]
Other activities
German Foundation for Peace Research (DSF), Member of the Board (since 2022)[5][6]