(2012) „Alone is a crowd: Social motivations, social withdrawal, and socioemotional functioning in later childhood”. Developmental Psychology49, 861–875. o. DOI:10.1037/a0028861.
(2010) „Exploring processes linking shyness and academic achievement in childhood.”. School Psychology Quarterly25 (4), 213–222. o. DOI:10.1037/a0022070.