Sailboarding at the Summer Olympics See List of Olympic medalists in sailing#Sailboard class. Olympic sailboarders are included in . Sailboarding at the Summer Olympics Sailboarding or Windsurfing has been one of the Olympic sailing events at the Summer Olympics since 1984 for men and 1992 for women. All sailors use the same One Design boards, daggerboards, fins and sails. The equipment is chosen to allow racing in a wide range of sailing conditions, as during the Olympic Games events must take place as scheduled whether or not there is enough wind for planing. Multiple medal winners include Alessandra Sensini and Barbara Kendall with three medals;
Cultural-historical activity theory be explicit or implicit. Division of labor refers to the explicit and implicit organization of the community involved in the activity. Engeström articulated the clearest distinction between classic Vygotskian psychology, which emphasizes the way semiotic and cultural systems mediate human "action", and Leontiev's second-generation CHAT, which is focused on the meditational effects of the systemic organization of human "activity". In insisting that activity only exists in relation to rules, community and division of labor, Engeström expands "the unit of analysis" for studying human behavior from that of individual activity to a collective "activity system". The collective "activity system" includes the