Journalist or investigator

Bill Chalker

1992-07-23what this date marks is not recorded

Australian UFO researcher and chemist; founder/coordinator of the Sydney UFO Investigation Centre (UFOIC) and the Anomaly Physical Evidence Group (APEG), and author of The OZ Files (1996) and Hair of the Alien (Simon & Schuster, 2005). Investigated and published Peter Khoury's case as a rare forensic/physical-evidence inquiry.

In the UAP recordRuled into the unidentified-phenomena thread on 2 September 2026 from this entity's own name and role text, which contain: "ufo". An editorial classification of what thread this entity belongs to; it rests on no page and does not claim to. Neighbours were not used - see apply-subjects-2026-09-02.mjs for why.

None of this entity's 3 connections has a source you can open.

3 connections

ColourWhistleblowersScientists

→ Peter Khoury names a source we do not hold

investigated and published his abduction case as a physical-evidence inquiry (Hair of the Alien, 2005)

Bill Chalker, Hair of the Alien, Simon & Schuster, 2005
→ Horace Drew names a source we do not hold

worked with him (via APEG) on the forensic DNA analysis of the Khoury sample

Chalker, Hair of the Alien (2005)
→ Garry Nolan names a source we do not hold

referenced as an early precedent for forensic biological analysis of purported non-human samples, the genre later associated with Garry Nolan (thematic parallel, not a collaboration)

analyst note; Chalker, Hair of the Alien (2005)