es in the end, stays the same.</p>

	<p>Why&#39;s that? Because of the <em>first</em>-most important idea in Epidemiology 101:</p>

	<p><img src="pics/r.png" alt=""></p>

	<p>Short for &quot;Reproduction number&quot;. It&#39;s the <em>average</em> number of people an <icon i></icon> infects <em>before</em> they recover (or die).</p>

	<p><img src="pics/r2.png" alt=""></p>

	<p><strong>R</strong> changes over the course of an outbreak, as we get more immunity &amp; interventions.</p>

	<p><strong>R<sub>0</su