You are more likely to sacrifice your own time and energy to help your partner or loved one if your self-control is taxed, according to research recently published in Psychological Science ( Righetti, Finkenauer & Finkel, 2013). The study, by Francesca Righetti of VU University of Amsterdam and colleagues, challenges prevailing psychological theories that say more, rather than less, self-control is necessary to overcome the natural human tendency to be selfish when it comes to helping others.