MDPI: A huge Predatory Publisher. It is clear MDPI is a predatory publisher and its journal Sustainability is a clear example of it.
It is clear that MDPI is a predatory publisher and its journal Sustainability is a clear example of it. See, for example, Sustainabilty scheduled for 2019 more than 680 special issues (plus 12 regular issues). More Details: http://widgren.blogspot.com/2019/02/is-mdpi-serious-publisher-or-predatory.html I was asked to review some articles for the MDPI journal, Diagnostics, about 2 years ago. The review process went smoothly and I was impressed at the speed the journal took from submission, to Editor consideration to send out for review, review by 2 or 3 reviewers, the response of the authors and subsequent re-review process to decision. The whole process time was about one month. Later, they contacted me to join the Diagnostics Editorial Board - that was in January 2019. Since then, I have been contacted about once or twice every 3 months to assess whether an article should go out for review. The Publishers never sent articles for review if I had indicated that they should not go...