He has edited numerous books, primarily in the field of online communication and digital media, including The Video Game Debate.
Quandt has been a member of various boards and committees, including committees of the Deutsche Forschungsgemeinschaft (DFG), the European Research Council,[23] the Academy of Finland, the Helsingin Sanomat Foundation,[24] ECREA, the German Communication Association DGPuK, and he worked as a reviewer for numerous scientific journals.
[7] He was nominated twice on the top list of "40 most significant young scientists in Germany" by the national trade journal Capital.
Quandt argues that research on digital media has to 'normalize' and move beyond a state of repeating moral panics.
This is especially true for his analyses on digital games addiction that showed a relatively low level of stable problematic behavior.
[41][42] In an interdisciplinary project on the analysis of social bots and their use in online propaganda, Quandt and colleagues developed computer-supported and automatic identification methods.
The team identified attempts at manipulating the public, including an unsuccessful Twitter attack on the electoral debate between chancellor Merkel and the social-democrat Schulz.