Correlate as named by investigatorPeople investigatedFinding
Impulsive kindness
Male college students, England, 1912
Tendency to do kindnesses on principle
Male college students, England, 1912
Tendency to show kindness
12 aged, male school pupils, London, England, 1912
Helpfulness
18+ aged, general public, Hong Kong, 1967
Agreeableness
Single males and couples Baltimore USA, followed 7 years, 1979-86
Gratitude and kindness interventions
Psycho-therapy clients on waiting list, Australia, 2012
Performing acts of kindness with or without and autonomy support
Student participants in a kindness training, South Korea and USA 200?