PRO HR June 2026

Persistence is defined as behaviour that is repetitive, recurring or continuous. One-off incidents are excluded, even if they violate the employee’s personal rights.

While preparing a computer for another employee, an employer reviewed private messages on messaging platforms, printed them and then used them against a former employee and their colleague.

 

Authors

Dominika Dörre-Kolasa, PhD

Attorney-at-law / Partner

Since 2004, she has been an Adjunct Professor in the Department of Labour Law and Social Policy at the Jagellonian University. She is a well-regarded lecturer among students at the post-graduate courses of study in labour law at the Jagellonian University, the University of Warsaw and the University of Wrocław, where she lectures on personal data protection in employment, discrimination and selected aspects of collective labour law.

She supports clients in the field of labour law, including in particular the protection of personal rights, with special focus on mobbing and discrimination, and personal data protection in employment.

She advises multinational corporations and Polish employers.

Michalina Kaczmarczyk

Attorney-at-law / Senior Lawyer

Since 2015, Michalina has been supporting clients in the People & Culture area, in particular in the field of labour law, personal data and copyright law.

In particular Michalina specialises in:

  • conducting cases before the Personal Data Protection Office,
  • litigation,
  • ongoing advice in the area of personal data protection,
  • supporting diversity in the workplace,
  • countering mobbing and discrimination.

Katarzyna Wilczyk

Attorney-at-law / Senior Lawyer

Since 2012, Katarzyna has been supporting clients in the People & Culture area, in particular in the field of labour law and social security.

In particular Katarzyna specialises in:

  • individual labour law;
  • countering mobbing and discrimination, including investigating mobbing and other undesirable behaviour in the workplace;
  • ongoing support for employers in the field of Compensation & Benefits;
  • workforce restructuring, including collective redundancies;
  • employee transfers;
  • conducting labour law litigation;
  • conducting legal due diligence on companies.