Answer:
schizotypal personality disorder.
Explanation:
Schizotypal personality disorder -
It is a type of mental condition or disorder , which have the symptoms of severe anxiety , unconventional thoughts , disordered thoughts , is referred to as schizotypal personality disorder.
This condition is very problematic and painful , as people are not able to cope up with their mental conditions, and are always very stressed out.
even in some cases , people go through some strange illusions of someone who does not exists.
Hence, from the question,
James is suffering from schizotypal personality disorder.