The book &amp;quot;&amp;lt;a href=&amp;quot;http://boyopress.com/protect-yourself/&amp;quot; target=&amp;quot;_blank&amp;quot;&amp;gt;Protect Yourself: Venereal Disease Posters of World War II&amp;lt;/a&amp;gt;&amp;quot; by Ryan Mungia looks back at the posters designed to discourage military members from putting themselves at risk of contracting sexually transmitted diseases during World War II.