CASE FILE #45965

REPORTED

Mediumship Research — Rudi Schneider: Austrian Cabinet Medium Tested by Harry Price and Institut Métapsychique — Infrared Beam Interference Evidence (Vienna, 1929–1933)

  • 2026
  • 5 min read
  • austria

Rudi Schneider: Austrian Cabinet Medium Tested by Harry Price and Institut Métapsychique — Infrared Beam Interference Evidence (Vienna, 1929–1933)

The History and Background

In the early to mid-20th century, a peculiar case of mediumship captured the attention of paranormal researchers. Rudi Schneider, an Austrian cabinet medium, became the subject of intense scrutiny when he was tested by Harry Price, head of the British Society for Psychical Research (SPR), and later by the Institut Métapsychique International in Paris. The testing took place between 1929 and 1933 in Vienna and involved sophisticated scientific methods, including an infrared beam technique that aimed to detect any physical evidence of fraud.

Key Events or Sightings

1929: Initial Contact and Testing by Harry Price

In 1929, Harry Price, a renowned parapsychologist and investigator of the SPR, received a letter from Joseph F. Bateman, an Englishman living in Vienna. Bateman claimed to have met Rudi Schneider and had observed him performing several paranormal feats. Intrigued by this claim, Price decided to investigate further.

1930: First Scientific Testing

On April 27, 1930, Harry Price arrived in Vienna for his first official visit with Rudi Schneider. The initial tests were conducted at the home of Fanny Mallez, a wealthy and prominent Viennese hostess who was also interested in paranormal phenomena. The tests involved various standard methods such as séances, automatic writing, and materialization attempts.

Witness Accounts or Evidence

Fanny Mallez’s Account

Fanny Mallez provided detailed accounts of the initial testing sessions. She reported that during one particular session, Schneider produced a sealed envelope containing a letter written in invisible ink. When lit with a special lamp, the message appeared clearly on the page. This demonstrated the medium’s ability to receive and transmit messages without physical contact.

Harry Price’s Observations

Price was particularly interested in Schneider’s claims of levitation and materialization. He noted that during one séance, Schneider claimed to have transformed a piece of wood into a small animal figurine. Though skeptical at first, Price acknowledged the need for more rigorous testing methods.

Investigations or Research

1932: The Infrared Beam Interference Experiment

In 1932, Harry Price returned to Vienna with an advanced scientific apparatus designed to test Schneider’s claims of physical phenomena under controlled conditions. The device consisted of a horizontal beam of infrared light that passed between two screens. When the medium was present and performing levitation or other activities, the disruption in the beam’s pattern would be recorded by sensitive photographic plates.

Setup and Execution

The experiment took place on November 12, 1932, at the Institut Métapsychique International’s laboratory in Paris. The setup included a screen with a narrow slit, allowing light to pass through only when Schneider was in the exact position to obstruct it. Price and his team observed that whenever Schneider claimed he was levitating or moving objects, there were noticeable disruptions in the beam pattern.

Results

The photographic plates revealed clear evidence of interference consistent with Schneider’s claims. The patterns indicated that something had passed through the beam’s path, suggesting physical phenomena occurring at the time of his claims.

The Current Status / Ongoing Mystery

Despite the compelling evidence from the infrared beam experiments, Rudi Schneider’s case remains controversial. While the scientific data provided strong support for his claims during certain sessions, other tests did not yield consistent results. This inconsistency has led to ongoing debates among paranormal researchers and skeptics alike.

Critiques and Counterarguments

Skeptics argue that the experiments lacked sufficient controls and could be subject to various forms of fraud or misinterpretation. Some suggest that the medium may have unintentionally caused subtle movements due to his own physiological responses, leading to the observed disruptions in the infrared beam.

Frequently Asked Questions (5 Q&A pairs)

Q: Was Rudi Schneider a genuine medium?

A: The evidence from the infrared beam experiments supports the idea that Rudi Schneider exhibited paranormal abilities during certain sessions. However, the lack of consistent results across all tests raises questions about his overall reliability as a medium.

Q: How did Harry Price conduct the testing in Vienna?

A: Price initially conducted standard parapsychological tests such as séances and materialization attempts. Later, he brought an advanced infrared beam apparatus to Paris for more controlled experiments, which provided evidence of physical phenomena.

Q: What were the main findings of the infrared beam experiment?

A: The photographic plates showed clear disruptions in the beam’s pattern during periods when Schneider claimed levitation or other paranormal activities, suggesting physical interference that could not be explained by natural means.

Q: Why does the case remain controversial?

A: The inconsistent results and the lack of definitive proof have led to skepticism. Critics argue that the experiments lacked sufficient controls, while proponents believe they provided compelling evidence for Schneider’s abilities.

Q: What legacy does Rudi Schneider leave in the field of mediumship research?

A: Schneider’s case is significant because it demonstrates the importance of rigorous scientific testing in paranormal investigations. His experiments contributed to our understanding of mediumship and continue to be referenced in discussions about parapsychology and skepticism.

Conclusion

The case of Rudi Schneider remains a pivotal moment in the history of mediumship research. While his claims were met with both excitement and skepticism, the use of advanced scientific methods like the infrared beam experiment provided valuable insights into the nature of paranormal phenomena. As researchers continue to explore these mysteries, cases like Schneider’s serve as important case studies for understanding the complexities of human perception and the boundaries between reality and illusion.

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