An Association of Creative Scientists

and Science Enthusiasts

Three people in casual attire performing an expressive, theatrical pose with raised arms in an improvisation show in Lausanne.

A Science Entertainment Collective

Established in 2012 in Lausanne, Switzerland, The Catalyst is an offical association established by scientific researchers and professionals who came together to have fun and use improvisation theater as a means of engagement with the public. The Catalyst is a non-profit association.

The Catalyst is open to anyone - scientists and non-scientists alike. The skills of improv theatre are useful for:

  • Public speaking and presentations

  • Fosters creativity

  • Fun and a great way to engage with a diverse group of passionate people

Group of people engaged in an interactive activity indoors, appearing expressive and animated.

Drop-in sessions

3,2,1…Improv!

Join our weekly English improvisation sessions.

All experience levels welcome: just bring your enthusiasm.

Every Wednesday 18:30-20:00 @Diff Sociobar, Lausanne (or Mon Repos when the weather is nice).

Ask to join our WhatsApp group for more information.

Learn more
Catcave9 poster for Lausanne improv. Catcave9 is the performing troupe of the Lausanne improvisation association the Catalyst.

CatCave9 Improv Shows

Come and enjoy a beautiful night of improvisation theatre in the center of Lausanne with the CatCave9 improv troupe.

Monthly theatre improvisation in Lausanne at Cinéma Oblò.

CatCave9 Improv shows