Signs You May Have, Antisocial Personality Disorder.br Lifehacker reports that people who have br a hard time connecting with others or carrying on br conversations may have antisocial personality disorder.br Antisocial personality disorder (APD), br which includes sociopathy and psychopathy, br can develop as early as age 11.br According to Dr. Tony Ferretti, a psychologist who specializes in the disorder, APD is a lifelong condition, br but some symptoms may decrease over time.br People can have traits br or characteristics of APD without br having the full-blown disorder. , Dr. Tony Ferretti, Psychologist, via Lifehacker.br It becomes a disorder when their thoughts, emotions, and behaviors develop into a persistent pattern that deviates from the culture, Dr. Tony Ferretti, Psychologist, via Lifehacker.br According to Dr. Ferretti,br people with the disorder can be br perceived as charming, witty and fun. .br They also tend to be manipulative, br have an endgame in mind, blame br others and avoid responsibility.br Lifehacker recommends looking br at patterns in your life, particularly your br relationships, to determine if you have ADP.br People with ADP often have a hard time maintaining br interpersonal relationships, as they have difficulty br attaching or connecting with others.