Acknowledgments	5
	Contents	6
	Abstract	7
	Introduction	8
	1 Understanding the Construct of Positive Well-Being and Happiness	9
	2 Why Study Children’s and Adult’s Well-Being, Including Their Happiness?	13
	3 The Assessment of Happiness in Adults and Children	27
	4 Predictors and Correlates of Well-Being	42
	5 Similarities and Differences: Correlations and Predictors of Positive Well-Being in Adults and Children	46
	6 Application of Theory to Positive Well-Being in Children	64
	7 Individual Differences	67
	8 Are Children Happy?	73
	9 Enhancing Children’s Well-Being	75
	10 Future Research	78
	11 Conclusion	91