We recently covered an ironic 1974 study entitled ‘The Unsuccessful Self-Treatment of A Case of Writers Block’ and I’m pleased the say the study has been extended and replicated by a team working along similar lines.
The new study took over 30 years to arrive, but duly appeared in the Journal of Applied Behavior Analysis in 2007.
Link to full text of scientific article (via @autismcrisis)
Mind Hacks 
Let’s wait for a proper meta-analysis on the topic before drawing any conclusion…
Psychological Reports: Relationships & Communications (2014) 115, 1 p276-278
UNSUCCESSFUL TREATMENTS OF “WRITER’S BLOCK”:
A META-ANALYSIS 1 , 2
DERRICK C . MCLEAN AND BENJAMIN R . THOMAS
Claremont Graduate University
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Author(s): HERMANN, BP
Title: UNSUCCESSFUL SELF-TREATMENT OF A CASE OF WRITERS BLOCK – A PARTIAL FAILURE TO REPLICATE
Source: PERCEPTUAL AND MOTOR SKILLS, 58 (2): 350-350 1984
Language: English
Document Type: Article
Reprint Address: HERMANN, BP, UNIV ILLINOIS,MED CTR,DEPT NEUROL,CHICAGO,IL 60612.
Cited Reference Count: 2
Times Cited: 1
Publisher: PERCEPTUAL MOTOR SKILLS
Publisher Address: PO BOX 9229, MISSOULA, MT 59807
ISSN: 0031-5125
29-char Source Abbrev.: PERCEPT MOT SKILLS
ISO Source Abbrev.: Percept. Mot. Skills
Source Item Page Count: 1
Subject Category: Psychology, Experimental
ISI Document Delivery No.: ST982