Stapleton’s Criminal Ascent
The Hound of the BaskervillesThis character-destiny thread follows Stapleton’s transformation from disgraced schoolmaster to concealed claimant and calculated killer.
increasing
Bearing strength in each event
decreasing
A Schoolmaster’s Failure

A Schoolmaster’s Failure
A borrowed enterprise
Under another name, Stapleton runs a private school with the help of a tutor.
Collapse and concealment
An epidemic and the school’s declining reputation ruin the venture; he changes identity and moves south.
His polished naturalist persona follows a disreputable past.
A Claimant Near Home

A Claimant Near Home
New surroundings
Stapleton settles close to Baskerville Hall, presenting himself as a naturalist and neighbor.
A hidden inheritance
He knows or discovers that a valuable estate may be within his reach through family descent.
The countryside becomes a stage for concealed ambition.
A Tool Made of Legend

A Tool Made of Legend
An animal acquired
Stapleton obtains a fierce dog and hides it in the remote mire.
Fear engineered
He coats the animal with phosphorus and exploits Charles’s belief in the family hound.
His scientific knowledge serves murder rather than discovery.
Women Used as Tools

Women Used as Tools
Manipulation organized
Stapleton uses Laura Lyons to arrange Charles’s appointment and tries to direct Beryl’s influence over the heir.
Control falters
Beryl resists becoming a direct accomplice, while Laura’s hope of marriage exposes his lies.
His power depends on deception rather than trust.
The Predator’s End

The Predator’s End
The plan collapses
Holmes and his companions kill the hound, and Beryl is freed to expose the hidden route.
The moor closes in
Stapleton vanishes in the mire while attempting to reach his refuge.
The calculating hunter becomes the final victim of the terrain he exploited.
Before Stapleton settles in Devon
Two years before the investigation
Before Charles’s murder
From Charles’s final months to Henry’s arrival
After the hound’s attack fails