University of Maryland-College Park · Social ScienceTime Use and Health Lab
Liana C Sayer · College Park, Maryland
Research Focus
Dr. Liana C. Sayer's lab focuses on understanding how people use their time and how this influences their health and well-being. By analyzing a large collection of time diary data from various countries, the lab works to improve our understanding of population health across different social contexts. Their research has implications for public health, particularly regarding how crises like the COVID-19 pandemic affect people's daily lives and health outcomes.
time usepopulation healthwell-beingtime diary datacross-country analysispublic healthsocial determinantspolicy relevanceCOVID-19data harmonization
Research Aims
4AIM 01Harmonize time diary data from countries to facilitate health research.
AIM 02Expand and enhance databases to include new time use data.
AIM 03Improve data accessibility with user-friendly interfaces and APIs.
AIM 04Support and train researchers in using time diary data for impactful studies.
Skills the Lab Values
data analysisstatistical software (e.g., R, Stata)database managementsurveys and samplingAPI developmentmetadata creationresearch outreach and trainingdata visualizationtime management researchcross-cultural comparison
Output against the department
Publications82bottom 34% of dept.51st of 77
this lab
most publishedleast published
Citations9.4ktop 23% of dept.18th of 77
this lab
most citedleast cited
Career totals from OpenAlex, compared against labs that share a department. A department spans everything from one paper to tens of thousands, so bar heights are on a log scale — otherwise the largest lab would flatten every other bar to a line.