Dr. Mary Barbera shares three effective tips for improving sleep issues in children with autism, drawing from her personal experience with her son, Lucas. These tips include preventing bed entry, calmly returning the child to their bed, and using positive reinforcement. She also discusses common sleep problems in children with autism, such as irregular melatonin levels, sensory sensitivities, and behavioral patterns, and emphasizes the importance of consistent bedtime routines and provides resources like her autism and sleep Kindle ebook to guide parents.