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Author Guidelines

PPRJ manuscripts should endorse the American Psychologist Association norms for publication (Publication Manual of the American Psychological Association, Sixth Edition).

General style and formatting information for PPRJ

- Use double line spacing

- The following word processor file formats (editable files) are acceptable for the main manuscript document: Microsoft Word (DOC, DOCX), Rich text format (RTF)

- Figures and Tables must be submitted as separate good-quality image files, fitting on a single page in portrait format. Overall, Figures and/or Tables should not exceed 6 pieces. Figures and Tables should be numbered in the order they are mentioned in the text and uploaded in this order. Each figure should be closely cropped to minimize the amount of white space surrounding the illustration, and should not exceed 10 MB. The following file formats are acceptable for figures: PDF, Microsoft Word, PowerPoint, TIFF, JPEG, PNG, BMP. It is the responsibility of the authors to obtain permission from the copyright holder to reproduce figures (or tables) that have previously been published elsewhere

- Whenever possible, datasets or other relevant material (e.g., data-collection instruments, images) on which the manuscript rely can be either deposited in publicly available repositories or presented as Supplementary Materials on additional supporting files, in machine-readable format (e.g., spread sheets rather than PDFs)

Lengh of manuscripts

- Original research (e.g., experimental research, epidemiological research, clinical research, reviews or meta-analyses): 30 pages, around 10 000 words (this includes all parts of the manuscript: cover page, abstract, text, references, tables, and figures). Abstracts should not have more than 500 words, divided according to the following sections: Background, Goals, Methods, Results, Discussion.  

- Essays, Clinical cases, Innovative Interventions: 15 pages (around 5 000 words) and may include Tables or Figures (maximum of six elements). Abstracts should not have more than 300 words.

- Reports & guidelines: 30 pages, approximately 10 000 words (all parts of the manuscript, including the cover page, abstract, text, references, tables and figures). Abstracts should not have more than 500 words.

- Book or other works (DVD, websites, blogs, manuals, training programs, etc.) reviews: should not have more than 2500 words. Should not include Tables nor Figures. No abstract is required.

- Letters for the editor: Maximum 10 pages (all parts of the manuscript, including text, references, tables and figures).



All articles must be submitted online and peer review is managed fully electronically.

Proposals for a themed collection or commentary should be sent to the Editor-In-Chief of PPRJ, listing provisional authors and titles of papers. Commentary sections may include a keynote paper, brief comments, and reply.

Conference abstracts from international multidisciplinary conferences can be published under specific request and deliberation by PPRJ Editor-In-Chief. Abstracts should follow the established norms of the Publication Manual of the American Psychological Association, Sixth Edition

When submitting, please ensure that:
- one author has been designated as the corresponding author (indicating e-mail address and full postal address)
- all necessary files have been uploaded:
  • Manuscript ('spell-checked' and 'grammar-checked')
  • All figures (including captions)
  • All tables (including titles, description, footnotes)
  • Supplemental files (when applicable; e.g., databases)


Submission Preparation Checklist

As part of the submission process, authors are required to check off their submission's compliance with all of the following items, and submissions may be returned to authors that do not adhere to these guidelines.

  1. The submission has not been previously published, nor is it before another journal for consideration (or an explanation has been provided in Comments to the Editor).
  2. The submission file is in OpenOffice, Microsoft Word or RTF, document file format.
  3. The text adheres to the stylistic and bibliographic requirements outlined in the Author Guidelines, which is found in About the Journal.
  4. The text is double-spaced; uses a 12-point font; employs italics, rather than underlining (except with URL addresses); and illustrations, figures, and tables are placed in separate files (one file per illustration, figure or table).
  5. For original research, the abstract includes the following sections: Background, Goals, Methods, Results, and Discussion.

    Up to 6 keywords are also presented, together with the abstract.

    For observational research (e.g., surveys, cross-sectional designs), data regarding the collected sample, such as obtained sample size and sociodemographic characterization, should be described in the Results section. For experimental research, this type of information (sample characterization) should be presented at the Methods section.   

  6. If submitting to a peer-reviewed section of the journal, the instructions in Ensuring a Blind Review have been followed.

Copyright Notice

Authors of articles published in PPRJ retain the copyright and are free to reproduce and disseminate their published work.


Privacy Statement

The names and email addresses entered in the PPRJ website will be used exclusively for the stated purposes of this journal and will not be made available for any other purpose or to any other party.