# Donald Robertson, a local sex offender with no defence connection

> Still possible: Shani Warren was murdered by Donald Robertson, a serial sex offender from Slough with no defence connection, convicted at Reading Crown…

Source: https://mysteriesdept.com/mysteries/marconi-scientists/answers/ANS0DGGB3N1PEMG/donald-robertson-a-local-sex-offender-with-no-defence  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Questions](https://mysteriesdept.com/questions)[Marconi scientists' deaths, 1982–1990](https://mysteriesdept.com/mysteries/marconi-scientists)[Who killed Shani Warren, found bound and gagged in Taplow Lake on 18 April 1987?](https://mysteriesdept.com/mysteries/marconi-scientists/questions/QST0DGGA3WXAZ99/who-killed-shani-warren-found-bound-and-gagged-in-taplow)Answer

Answer · Marconi scientists' deaths, 1982–1990

# Donald Robertson, a local sex offender with no defence connection

Shani Warren was murdered by Donald Robertson, a serial sex offender from Slough with no defence connection, convicted at Reading Crown Court in May 2022 on DNA from the gag.

**Still possible** Answers **1** question0

## Where it stands

**Still possible** One piece of evidence for, none against. It needs two reviews to be accepted.

## What it predicts

- No appeal or new evidence overturns the conviction

## What would rule it out

- The conviction is quashed on evidence pointing elsewhere

## Evidence 1 for · none against

[Robertson convicted of Shani Warren's murder on DNA evidence](https://mysteriesdept.com/mysteries/marconi-scientists/evidence/EVD0DGGCSA9RDR8/robertson-convicted-of-shani-warrens-murder-on-dna-evidence)

Established

FOR

## The questions it answers

[Who killed Shani Warren, found bound and gagged in Taplow Lake on 18 April 1987?](https://mysteriesdept.com/mysteries/marconi-scientists/questions/QST0DGGA3WXAZ99/who-killed-shani-warren-found-bound-and-gagged-in-taplow)

Part of [Which of the deaths remain unexplained after their inquests, and what would settle each one?](https://mysteriesdept.com/mysteries/marconi-scientists/questions/QST0DGG9P56CQK6/which-of-the-deaths-remain-unexplained-after-their-inquests)

OpenNo answer ahead yet

## Cite it

```
Mysteries Department. (2026). Donald Robertson, a local sex offender with no defence connection [Answer ANS0DGGB3N1PEMG]. https://mysteriesdept.com/r/ANS0DGGB3N1PEMG
```

Key

**ANS** 0DGGB3N1PEMG

Kind

Answer · theory

Version

1

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