The Professor & The Poet
Digest
This Dateline episode, "The Professor and the Poet," details the murder of Sue Markham, a beloved accounting professor. Initially suspected of a burglary, the investigation soon pointed to a more personal motive. Evidence, including DNA, eventually implicated Jorge Rueda Landeros, Sue's Spanish teacher and yoga instructor, who had a complex financial and romantic relationship with her. Landeros manipulated Sue out of a significant amount of money and was the beneficiary of her life insurance policy. After being charged, Landeros fled, living under a new identity in Mexico and repeating his pattern of manipulation and financial exploitation with a new partner, Rocio. Years later, an anonymous tip led to his arrest and extradition. During his trial, the defense argued for his innocence, but the jury found him guilty of second-degree murder, sentencing him to 25 years. The story serves as a cautionary tale about manipulation and the importance of recognizing red flags in relationships.
Outlines

Introduction and Case Overview
The podcast introduces two other podcasts, "Glass Half Full" and "Juicy Crimes," before delving into the Dateline case of Sue Markham, a murdered professor, and the initial investigation involving a mysterious "poet." Sue Markham is described as a brilliant and generous accounting professor.

Discovery of the Crime and Initial Investigation
Sue Markham is found deceased at the bottom of her stairs by her friend Larry March. Investigators analyze her ransacked home, noting signs of a break-in but also unusual elements suggesting a more complex motive.

Expanding Investigation and Early Suspects
The case expands across borders, unraveling a relationship filled with secrets. An initial suspect, 18-year-old D'Andrew Hamlin, is arrested after a high-speed chase in Sue Markham's stolen Jeep, but DNA evidence later excludes him.

New Clues and Re-evaluation of the Crime Scene
A piece of Ray-Ban sunglasses found on Sue's body shifts the investigation away from a simple burglary. Investigators re-examine the crime scene, questioning the burglary theory due to inconsistencies.

Cause of Death and Shifting Focus
Sue Markham died from blunt force trauma and strangulation. DNA from shot glasses and her fingernails points to an unknown male, leading the investigation to focus on Sue's personal life and secrets, particularly her romantic interests.

Identifying Jorge Rueda Landeros
A document with Jorge Rueda Landeros's name leads investigators to Sue's Spanish teacher, who had a complex and possibly romantic relationship with her. Emails reveal Sue had given Landeros significant amounts of money, causing her financial distress.

Financial Motive and Landeros as a Person of Interest
Investigators discover a life insurance policy with Landeros as the beneficiary, raising suspicions of a financial motive. Landeros becomes a prime suspect due to inconsistencies in his background and frequent border crossings.

Landeros Charged, Becomes a Fugitive
Jorge Landeros voluntarily provides a DNA sample that matches crime scene evidence and is charged with murder. However, he disappears before being apprehended, becoming a fugitive.

Landeros on the Run and Repeating Patterns
Living in Mexico under the name "Leon," Landeros begins a new relationship with Rocío, using the same charming persona. The relationship sours, escalating to violence and financial exploitation, where he manipulates Rocío out of $20,000.

Escape, Apprehension, and Trial
Rocío escapes Landeros and obtains a protection order. Years later, an anonymous tip leads to Landeros's arrest in Mexico. After extradition, his trial begins, resulting in a conviction for second-degree murder and a 25-year sentence.
Keywords
Dateline
A television news magazine known for its in-depth true crime investigations and storytelling.
Sue Markham
The victim, an accounting professor whose murder became the focus of a Dateline investigation.
Jorge Rueda Landeros
The primary suspect and convicted murderer of Sue Markham, also known as "Leon."
True Crime
A genre of non-fiction that focuses on real criminal acts, often detailing investigations and legal proceedings.
DNA Evidence
Forensic evidence derived from biological samples, crucial in identifying suspects and linking them to crime scenes.
Financial Manipulation
The act of deceiving someone for financial gain, a key element in the relationship between Landeros and Markham.
Fugitive
An individual who is on the run from law enforcement, often changing identities to evade capture.
Extradition
The legal process of transferring a fugitive from one jurisdiction to another for prosecution.
Second-Degree Murder
A murder charge that typically involves intent but without premeditation, leading to a conviction in Landeros's case.
Domestic Violence
The pattern of abusive behavior in any relationship that is used by one partner to gain or maintain power and control over another intimate partner, as experienced by Rocío.
Q&A
Who was Sue Markham and what happened to her?
Sue Markham was a respected accounting professor at American University in Washington, D.C. She was found murdered in her home, with evidence suggesting a violent struggle.
Who is Jorge Rueda Landeros and why is he a suspect?
Jorge Rueda Landeros was Sue Markham's Spanish teacher and yoga instructor. He had a complex financial and possibly romantic relationship with Sue, making him a person of interest in her murder.
How did DNA evidence play a role in the investigation?
DNA found at the crime scene and on the victim's body did not match the initial suspect but later matched Jorge Landeros, confirming his involvement.
What was the initial theory of the crime, and why was it dismissed?
The initial theory was a burglary gone wrong, but inconsistencies led investigators to believe it was a crime of passion or personal motive.
How did investigators eventually identify Jorge Landeros as the killer?
After ruling out other suspects, investigators focused on Landeros. He voluntarily provided a DNA sample that was later matched to evidence found at the crime scene.
Why was it difficult to apprehend Jorge Landeros?
Jorge Landeros was a dual citizen who frequently crossed borders. After being charged, he disappeared, making his apprehension challenging due to jurisdictional issues.
What financial issues were involved in the case?
Emails revealed Sue Markham had given Jorge Landeros a significant amount of money, causing her financial distress. A life insurance policy with Landeros as the beneficiary also raised suspicions.
What were the key indicators that Rocío realized her relationship with Leon was dangerous?
Rocío realized the danger when Leon cheated, his moods darkened, violence began, and he financially exploited her.
How was Jorge Landeros eventually apprehended after years on the run?
An anonymous tip provided specific details, leading investigators to confirm his identity and arrest him in Mexico.
What was the final verdict in Jorge Landeros's trial, and what was the sentence?
The jury found Jorge Landeros guilty of second-degree murder and sentenced him to 25 years in prison.
What message do Rocio and Sue's loved ones want to convey based on these experiences?
Rocio advises women to recognize red flags and leave dangerous relationships. Sue's loved ones want her remembered for her vibrant personality and generosity.
Show Notes
When Sue Marcum is found murdered in her Maryland home, it appears to be a burglary gone wrong. But DNA from the scene points detectives toward someone she trusted. Josh Mankiewicz reports.
Keith Morrison and Josh Mankiewicz go behind the scenes of the making of this episode in ‘Talking Dateline’
Listen on Apple: https://apple.co/3Ns9Exb
Listen on Spotify: https://open.spotify.com/episode/5BfCyJXKp2y3BRBJ3iWKLe
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