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Email exchange from Persinger to Larhammar December 23, 2004
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From: |
Michael Persinger |
To: |
Dan.Larhammar@neuro.uu.se |
Date: |
Thursday - December 23, 2004 6:16 PM |
Subject: |
Re: Questions about Granqvist paper |
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Dear Dan,
Thanks for the quick reply. Thanks for bringing the 1998 reference to our attention. Indeed, according to our log records you visited 2 and 3 November 2000. The creation date of the unit we lent you was 1998. According to our records you have Unit: DAC010-V with 4 channel 85x55x40 mm DAC010-V-SR and DAC010-V-SL solenoids. We try to keep very precise records of equipment and data. I have asked Mr. Mach to change 1998 to 2000.
I'll check Runehov's manuscript as you requested.
There is one thing that would be quite useful and might allow a convergence point for both of our research groups. We have found a consistent moderate positive strength correlation between the ranking of sensed presences and the global geomagnetic activity (aa values) during the 3-hr period and the 24-hr period of the experiment. How long would it take you to complete these analyses for your data? You would only have 80 some cases.
Per case we usually have id, experimental field condition, exit questionnaire scores, and then the k values for the 9, 3-hr (UT-adjusted) periods of and around the experiment, as well as the daily aa values for the day of and each of the three days before and after the experiment for each person. Hence there would be 16 aa values along with the behavioral data. This allows for covariance for the 3-hr increments before and after the experiment period when the sensed presence was recorded as well as the daily factors which we often find act as "promotors" of the effect.
Thanks again,
Michael
>>> Dan Larhammar <Dan.Larhammar@neuro.uu.se> 12/23/04 6:03 AM >>> Dear Michael,
We had to reduce the length of the paper in several steps to force it to fit the format of Neuroscience Letters, hence a lot of information had to be left out. By the way, our paper has not yet appeared on the journal web site, they are very slow indeed.
I will pass your questions on to Marcus and Pehr who are the experts on the computer physics and psychology, respectively. They can give more precise answers than I can.
Pehr alerted me yesterday to your web page http://laurentian.ca/neurosci/News/Dec_news.htm. However my browser cannot see any attached e-mails. Pehr apparently could read some, but he said that only one of ours was included.
Incidentally, Marcus and I visited you on November 3-4, 2000. Marcus probably knows what date when we received the helmet, I believe early 2001.
Have you had a chance to check Anne Runehov's way of describing your writings on religion? I am currently compiling a list of incorrect quotes and biased interpretations in her thesis. I have ordered your 1987 book from our library, but it would be much better if you could say if she gives a correct description of your writings or not, particularly her statements on pages 101 and 104. The more I read her thesis, the more suprised I get that she was awarded a doctoral degree.
The winter solstice two days ago was extremely dark because all the snow we had a few weeks ago had melted away. But from now on it will only get better, we even got a little bit of snow yesterday. Lucky you who are much further south!
Happy holidays,
>Good Morning Dan, > >1. A number of interesting data have emerged. As you may surmise I am >writing a rebuttal to the Granqvist paper. I have asked twice for the >specific numbers of cycles coded for each pattern and have received no >reply. Can you help on this? What were the specific numbers of cycles >typed for the 15 min of Thomas and 15 min of Burst in the study? > >In addition, I re-ran analyses of about 19 different experiments >involving 300+ subjects. The sensed presence in the chamber is not >associated with new world beliefs or temporal lobe sensitivity. However >the subjects' histories of presences, before the experiments (as >measured by the PPI two to four months previously) were moderately and >positively correlated (similar to the Granqvist paper). Consequently, >would you please send me a copy of the instructions (presumably in >Swedish) given to the subjects as their exit questionnaire so that I see >the wording? My fax is country code 705-671-3844. Email is fine too. > >2. Secondly, the paper is very vague about the precise procedures for >how the fields were changed from right hemisphere Thomas to bilateral >burstx. How was the presence of the fields verified for each subject? >Who determined if the timing of the pattern was exact for each subject? >How many subjects were tested per day and during which period (months >and years) were they tested? > >3. Third, what were the EXACTinstructions given to the subjects in terms >of what they should be doing while sitting in your chamber for 30 min >and what was the alleged reason for their recruitment? > >Thanks for the information. > >Happy Winter Solstice to you and your colleagues! > >Michael > >
-- Dan L.
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Dan Larhammar, Professor Dept of Neuroscience Unit of Pharmacology Uppsala University Box 593 Street address: Husargatan 3 SE-75124 Uppsala, SWEDEN
BMC (Biomedical Centre) room B3:2 (corridor B3, level 2) E-mail: Dan.Larhammar@neuro.uu.se Phone: 46-18 471 41 73 Fax: 46-18 511540
http://www.bmc.uu.se/~danl/
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