IPATHA Series: POSHA–Cl Database The Public Opinion Survey of Human Attributes–Cluttering or POSHA–Cl Database, intermittently updated, contains about 3000 respondents from 12 countries and 10 languages. Among public and nonpublic samples, more than 40 self-identified clutterers and 40 stutterers are included. The Microsoft Excel file features more than 160 columns and up to 3500 rows. Some data, such as places of birth and residence, primary job or occupation, languages known, race, and religio