This readme.txt file was generated on 2021-01-14 by Edwin van Leeuwen GENERAL INFORMATION 1. Title of Dataset: Data from: Chimpanzees behave prosocially in a group-specific manner 2. Author Information A. Principal Investigator Contact Information Name: Edwin van Leeuwen Institution: Uni Antwerp Address: Drie Eiken campus Email: ejcvanleeuwen@gmail.com B. Associate or Co-investigator Contact Information Name: Josep Call Institution: St Andrews School of Psychology and Neuroscience Address: Westburn Lane Email: jc276@st-andrews.ac.uk C. Alternate Contact Information Name: Daniel Haun Institution: MPI Evolutionary Anthropology Address: Deutscher Platz, Leipzig Email: haun@eva.mpg.de 3. Date of data collection (single date, range, approximate date): 2016-05-01 till 2016-06-30 4. Geographic location of data collection: Zambia, Chimfunshi, S12 deg 21.924 E027 deg 28.912 5. Information about funding sources that supported the collection of the data: ERC Synergy grant (Josep Call), FWO postdoc fellowship (EJC van Leeuwen) SHARING/ACCESS INFORMATION 1. Licenses/restrictions placed on the data: Yes, please contact the authors 2. Links to publications that cite or use the data: TBD 3. Recommended citation for this dataset: van Leeuwen, Edwin J. C. et al. (2021), Data for: Chimpanzees behave prosocially in a group-specific manner, Dryad Repository. DATA & FILE OVERVIEW 1. File List: van Leeuwen et al_Aggression at prosocial experiment_2016_G124 van Leeuwen et al_Co-feeding tolerance_2016_G124 van Leeuwen et al_Grp1_all_data van Leeuwen et al_Grp1_sel_data (excluding egoistic pushes) van Leeuwen et al_Grp1_test_control van Leeuwen et al_Grp2_all_data van Leeuwen et al_Grp2_sel_data (excluding egoistic pushes) van Leeuwen et al_Grp2_test_control van Leeuwen et al_Grp4_all_data van Leeuwen et al_Grp4_sel_data (excluding egoistic pushes) van Leeuwen et al_Grp4_test_control 2. Relationship between files, if important: All.data files include all data from the sel.data files, i.e., sel.data files are a subset of all.data files (the events where actors showed personally invested behavior are omitted from the sel.date files, as explained in the manuscript and supplements). METHODOLOGICAL INFORMATION 1. Description of methods used for collection/generation of data: A resource donation experiment was conducted in three chimpanzee communities. Methods are described in detail in the main text and supplementary materials. 2. Methods for processing the data: Data were scored from video. 3. Environmental/experimental conditions: Zambia, sanctuary-setting. Large forested enclosures. Experiment was done in group context. 4. Describe any quality-assurance procedures performed on the data: Data were scored by multiple coders and inter-rater reliability was calculated, see manuscript files. 5. People involved with sample collection, processing, analysis and/or submission: All co-authors.