Thompson, G., Mockler, N. Principals of audit: testing, data and ‘implicated advocacy’ (2016) Journal of Educational Administration and History, 48 (1), pp. 1-18. DOI: 10.1080/00220620.2015.1040376 Abstract Historically, school leaders have occupied a somewhat ambiguous position within networks of power. On the one hand, they appear to be celebrated as what Ball (2003) has termed the …