<div class="form-group">
	<%= f.label :first_name%>
	<%= f.text_field :first_name, class: "form-control"%>
</div>
<div class="form-group">
	<%= f.label :last_name%>
	<%= f.text_field :last_name, class: "form-control"%>
</div>
<div class="form-group">
	<%= f.label :born%>
	<%= f.date_select :born, class: "form-control"%>
</div>
<div class="form-group">
	<%= f.label :died%>
	<%= f.date_select :died, class: "form-control" %>
</div>
<div class="form-group">
	<%= f.label :bio%>
	<%= f.text_area :bio, :cols => "30", :rows => "5", class: "form-control" %>
</div>

<div class="form-group">
	<%= f.label :first_name%>
	<%= f.text_field :first_name, class: "form-control"%>
</div>
<div class="form-group">
	<%= f.label :last_name%>
	<%= f.text_field :last_name, class: "form-control"%>
</div>
<div class="form-group">
	<%= f.label :born%>
	<%= f.date_field :born, placeholder: "mm-dd-yyyy", class: "form-control"%>
</div>
<div class="form-group">
	<%= f.label :died%>
	<%= f.date_field :died, placeholder: "mm-dd-yyyy", class: "form-control" %>
</div>
<div class="form-group">
	<%= f.label :bio%>
	<%= f.text_area :bio, :cols => "30", :rows => "5", class: "form-control" %>
</div>

Revert to date_field, add placehloder
Revert to date_field, add placehloder
