/ Developmental psychopathology / emotion regulation research / Gad Group / Gad Participant / Increased Sleep Disruptions / MZ Twin / neurodevelopmental conditions / Nightly Sleep Duration / poor sleep quality / Primary Caregivers Reported / Prolonged Sleep Onset Latency / PSYCHOLOGY / Developmental / General / PSYCHOLOGY / General / Psychology# states of consciousness / rapid eye movement sleep / Response Inhibition Performance / Sleep & dreams / Sleep disorders & therapy / Sleep disorders and therapy / sleep duration / sleep impact on emotional development / sleep measurement methods / Social Emotional Variables / Social Rhythm Metric / T2 Time Point / TDC Group / Vice Versa / Youth Anxiety Disorders