“…These problems represent a significant public health concern because they are the most common child mental health referral reason (Keenan & Wakschlag, 2000; Luby & Morgan, 1997; Thomas & Guskin, 2001) and place children at increased risk for developing more severe conduct problems (Moffitt, Caspi, Harrington, & Milne, 2002; Shaw, Gilliom, Ingoldsby, & Nagin, 2003). In addition to the high impairment and poor prognosis, public expenditures are estimated to be $10 thousand more each year for a child with conduct problems (Foster & Jones, 2005), with total lifetime costs exceeding $2 million per individual (Muntz, Hutchings, Edwards, Hounsome, & O'Ceilleachair, 2004).…”