JPD adopts open access policy. Open access to information benefits the humanity as it improves the global value of information. All articles published in JIPD are licensed with "Creative Commons Attribution-ShareAlike 4.0 International License". This license entitles all parties to copy, share and redistribute all the articles, data sets, figures and supplementary files published in this journal in data mining, search engines, web sites, blogs and other digital platforms under the condition of providing references. Open access is an apporach that eases the interdisciplinary communication and encourages cooperation among different disciplines. JPD, therefore, contributes to its own field by providing more access to its articles and a more transparent review process.