Data Interpretation and Self-Optimization in Self-Tracking Practices

The article shows how data produced by self-tracking technologies can become subjectively meaningful and contribute to behavioral change. Apps and gadgets are accounted for practices of self-tracking as products of human agency, where assumptions of effect, fields of application, and self-optimizing uses are inscribed in their functionalities. With the help of cultural psychological heuristics, in which technological artifacts are understood as components of cultural fields of action, the culturality of technologies is examined.