Ms Ruch has specialised in the field of cross-border employee assignment for more than 20 years and advises internationally active companies and executives on issues such as tax, social security and authorisation law, on the subject of payroll and remuneration as well as on the structuring and optimisation of assignment management. Ms Ruch is one of the most experienced experts in Switzerland in the field of international employee assignment and is the author of various specialist publications, such as the practical handbook "Expatriates-Inpatriates / Handbuch zur Entsendung von Mitarbeitern" (580 pages). Ms. Ruch publishes specialist articles regularly in both domestic and international specialist journals, and is regularly invited to domestic and international specialist conferences as an expert.