{% load thumbnail %}

<li>
    <a href="{{ person.get_absolute_url }}">
        {% thumbnail person.primary_image "90x90" as im %}
        <img src="{{ im.url }}" alt="{{ person.name }}" width="{{ im.width }}" height="{{ im.height }}" />
        {% empty %}
        <img src="{{STATIC_URL}}images/person-90x90.jpg" />
        {% endthumbnail %}
    </a>

    <section>
        <h4><a href="{{ person.get_absolute_url }}">{{ person.name }}</a></h4>
          <ul>
            {% for position in positions %}
                {{ position.title }} of <a href="{{ position.place.get_absolute_url }}">{{ position.place.name }}
            {% endfor %}
          </ul>
        <div class="read-more-wrap"><a href="{{ person.get_absolute_url }}" class="read-more">read more</a></div>
    </section>
</li>

{% load thumbnail %}

<li>
    <a href="{{ person.get_absolute_url }}">
        {% thumbnail person.primary_image "90x90" as im %}
        <img src="{{ im.url }}" alt="{{ person.name }}" width="{{ im.width }}" height="{{ im.height }}" />
        {% empty %}
        <img src="{{STATIC_URL}}images/person-90x90.jpg" />
        {% endthumbnail %}
    </a>

    <section>
        <h4><a href="{{ person.get_absolute_url }}">{{ person.name }}</a></h4>
          <ul>
            {% for position in positions %}
                {{ position.title }} for <a href="{{ position.place.get_absolute_url }}">{{ position.place.name }}</a>
                {{ position.title }} of <a href="{{ position.place.get_absolute_url }}">{{ position.place.name }}
            {% endfor %}
          </ul>
        <div class="read-more-wrap"><a href="{{ person.get_absolute_url }}" class="read-more">read more</a></div>
    </section>
</li>

Fix an unclosed <a> tag and use a preposition consistent with elsewhere
Fix an unclosed <a> tag and use a preposition consistent with elsewhere
