缄默与精神病邱大任在口语鉴定工作中，我多次应各地看守所要求鉴定被收审人的籍贯。这类人员一般有两种情况，一类是胡乱编造自己的姓名、籍贯、年龄、职业、经历；另一类则沉默不语，或回答被动，一问三不知。这两种情况，通常都被视为因背有大案，不敢交代真实姓名、地... Silent and Mental Illness Qiu Daren In his oral work, I repeatedly asked the detention houses to identify the origin of the people being tried. There are generally two types of such personnel. One is to randomly create their own name, place of origin, age, occupation, and experience. The other type is silent or passive, and one does not know one. In both cases, it is usually regarded as a result of a big case and can not account for the real name, the place ...