Modern animal welfare science has moved beyond preventing negative states to actively promoting positive experiences in animals.
The positive welfare framework represents a meaningful shift in what we aspire to for animals in human care. Rather than asking "are we preventing the worst?" we ask "are we providing conditions in which animals can thrive, experience pleasure, and express their full behavioral repertoire?" This is not merely semantic — it changes the metrics we measure, the designs we create, and the standards we set. An animal that does not suffer but also cannot play, explore, form social bonds, or engage its cognitive abilities is not living well. The most progressive welfare programs — for farm animals, zoo animals, laboratory animals, and companion animals — now explicitly address positive state promotion as a core objective alongside harm prevention.