```js

!!mdbook.export 
    title:'OurWorld Kristof’s Personal Page' 
    name:'kristof' 
    description:'This book highlights Kristof’s vision, values, and contributions to OurWorld and the ThreeFold ecosystem.' 
    summary_url:'https://git.ourworld.tf/tfgrid/info_tfgrid/src/branch/main/books/kristof'
    collections:'def, tech, partners_utilization, why, kristof, values' 
    production:0 //means we put it in summary

```