Ok found a solution in pillar documentation

On Fri, 21 Oct 2016 at 14:12, Dimitris Chloupis <kilon.alios@gmail.com> wrote:

So I feel andventurous and decided to use Pillar to make my personal website

I have started using the welcome example and I see that ! creates a heading but also adds a number to it probably to mark chapters, sections etc��

Is there a way to avoid this numbering and still have a header ?��