Review / Committee found unsatisfactory conduct / Family Court proceedings / own motion investigation lawyer did not comply with notice of requirement to produce letter sent to Family Court / Lawyers and Conveyancers Act 2006, section 147 / Beckham v R [2015] NZSC 98 / HELD / lawyer claimed letter was privileged and instructed by client not to release it and to minimise communications / privilege claim probably without foundation / original complainant and Committee could have obtained letter from Family Court, and did so during course of complaint / not satisfied conduct requires a disciplinary response / Committee’s decision reversed / section 211(1)(a)