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For other disorders , a psychological or sociocultural cause may be necessary , but again not sufficient . The mission of the Sensory and Motor Autism Clinic is to promote the sensory , motor , communicative , and cognitive skills of individuals with pervasive developmental disorders through a multi-sensory approach to learning . Failure to detect individuals who truly have treatable mental disorders represents a serious public health problem ( National Institutes of Health [ NIH ] Consensus Development Panel on Depression in Late Life , 1992 ) . Following the completion of his Master 's degree , Dr. Allday taught students with emotional / behavioral disorders in a middle school setting . The development of animal models that reproduce the variety of symptoms associated with this group of complex human disorders is a major focus of current research .