The group issues an annual review of new research. Ahlbom had served as the chairman ever since the group was established close to a decade ago.
Now that he has stepped down, the Authority has closed its investigation into whether Ahlbom's connection to his brother's telecom consulting firm might have constituted a conflict with his advisory role at the Authority. As is now widely known, that potential conflict prompted IARC to remove him from its RF working group.
