SCL's Antun Balaz and Ivana Vidanovic participated in the  Path Integrals - New Trends and Perspectives (PI07) conference, held at the Max Planck Institute for Physics of Complex Systems in Dresden, Germany, 23-28 September 2007. During the conference A. Balaz gave a talk on Accelerated path integral calculations via effective actions, while I. Vidanovic presented a poster entitled Systematic speedup of many-body path integral calculations. In fruitful discussions at the conference future collaboration with several research groups is initiated.