Photograph of <a href="https://en.wikipedia.org/wiki/Calvin_Beale" class="extiw" title="w:Calvin Beale">Calvin Beale</a>, longtime demographer with the <a href="https://en.wikipedia.org/wiki/United_States_Department_of_Agriculture" class="extiw" title="w:United States Department of Agriculture">United States Department of Agriculture</a>.
Unknown author<span style="display: none;">Unknown author</span>
<a href="https://en.wikipedia.org/wiki/United_States_Department_of_Agriculture" class="extiw" title="w:United States Department of Agriculture">USDA</a> photo at <a rel="nofollow" class="external text" href="https://www.ers.usda.gov/amber-waves/2003-february/profiles.aspx#.VBbmHRbgh8E">this</a> website