Identity and campaign for Pensamiento Propio (Own Thought), an annual series of talks presented by BHP in collaboration with Cristián Warken since 2002, featuring notable guests such as former Chilean President Ricardo Lagos, filmmaker Sebastián Lelio, astronomer José Maza, Mapuche linguist and indigenous rights activist Elisa Loncón, and Pritzker Prize-winning architect Alejandro Aravena, among many others.