On May 4th 2019, March for Science was celebrated in different cities around the world, an initiative first conceived in 2017 in the United States to highlight the importance of science in the lives of people as a driver of progress and social advance. SciDF became a satellite of the March for Science in 2019 and, taking advantage of the proximity of its date to the municipal elections of the city of Barcelona, ​​we kicked of again the project #TambéVotemCiència (#AlsoVoteScience), first launched in December 21st 2017. For the event, we organized a debate on scientific issues with the representatives of political parties candidates aspiring to lead the Barcelona City Council. Different aspects related to science, research and innovation, considered of great importance for the citizens of Barcelona were addressed.