Dr. David Yells, “The Changing Landscape of Marijuana Laws: Promises and Perils”

</p> <p><center>Dr. David Yells, Professor of Psychology at Texas A&M University-Texarkana, discusses the current science on marijuana and the laws governing it.</center></p> <div class="mh-social-bottom"> <div class="mh-share-buttons clearfix"> <a class="mh-facebook" href="#" onclick="window.open('https://www.facebook.com/sharer.php?u=https%3A%2F%2Fguardiansofcannabis.com%2F2021%2F09%2Fdr-david-yells-the-changing-landscape-of-marijuana-laws-promises-and-perils%2F&t=Dr.+David+Yells%2C+%E2%80%9CThe+Changing+Landscape+of+Marijuana+Laws%3A+Promises+and+Perils%E2%80%9D', 'facebookShare', 'width=626,height=436'); return false;" title="Share on Facebook"><br /> <span class="mh-share-button"><i class="fa fa-facebook"/></span><br /> </a><br /> <a class="mh-twitter" href="#" 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