It was during this time she started to carry out studies based on regular observations at the Lóczy Infants’ Home. After the birth of her third child she stopped teaching, and in 1961 worked exclusively at Lóczy with Dr Emmi Pikler. Besides her work at the Institute, which included research, pedagogical work, and management, she regularly held lectures and seminars, about the development, care and education of infants and young children not only in Budapest, but also in Austria, Belgium, Finland, France, Germany, Italy, Spain, Sweden, Northern Ireland, USA and Switzerland.