“…With parental disability also, the impact on children is often more moderate and more variable than proposed. Where families are not seriously affected by poverty and marital discord, the impact of parental disorders on children is greatly moderated (Emery et al, 1982;Buck, 1983;Ferrari, 1984;Hirsch et al, 1985;Roy, 1991;Goodman et al, 1993;Hall, 1996). When both short-and long-term effects occur, the most common precipitating factor is maternal psychological problems, notably affective and bipolar disorders (Gopfert et al, 1996), a Downloaded by [University of Illinois Chicago] at 21:39 30 November 2014 dif culty with a steep social class gradient and hence compounded by multiple social disadvantages (Brown & Harris, 1978).…”