Key words for site search: Keith E Rice, Integrated SocioPsychology, observations, research methods, naturalistic observations, Dane, Mars, inter-observer reliability, evaluation apprehension, replication, William Whyte, informed consent, demand characteristics, reliability problems, undisclosed observation, indirect observation, controlled observation, Erving Goffman, point sampling, Howard Griffin, qualitative data, selective memory, observer bias, observer effects, Hugh Coolican, David Hargreaves, L Festinger, ethical concerns, covert observation, random sampling, sample bias