Co-Chair (since 2016)

Daniela Liggett is member of the PPP Steering Group and Co-Chair of the PPP-SERA sub-committee. She is a Senior Lecturer at the University of Canterbury/Gateway Antarctica, New Zealand, focussing on environmental management and tourism regulation in polar environments.

Contact: daniela.liggett[at]

Co-Chair (since 2016)

Machiel Lamers is Associate Professor in Environmental Policy at the Wageningen University, The Netherlands. He coordinates the Environmental Mobilities theme in his chair group and is interested in the role of environmental information in governing mobility systems and the relation between tourism and nature conservation. Also, Machiel is PI of the YOPP-endorsed project

Contact: machiel.lamers[at]

The Chilean meteorologist Jorge Carrasco works as an Associate Researcher in the Antarctic GAIA Research Center at the Universidad de Magallanes in Punta Arenas. Jorge has also part of the Working Group I (Charter 4) of the Fourth and Fifth IPCC Reports. To strengthen the PPP-SERA team in the Southern Hemisphere, he brings in his experience as a forecast provider but at the same time relying on good forecast products when he is out in Antarctica. He will be affiliated with PPP-SERA and consulted regularly.

Contact: jorcar59[at]

Jackie Dawson was Co-Chair of the PPP-SERA group and a member of the PPP Steering Group from 2014 to 2018. Jackie holds a Canada Research Chair and is an Associate Professor at the University of Ottawa, Canada, and is the director of the Environment, Society and Policy Group. She studies the human and political dimensions of environmental change.

Contact: Jackie.Dawson[at]

Riina Haavisto from the Finnish Meteorological Institute (FMI) has also been invited to join PPP-SERA, and has accepted that invitation. Riina is an environmental economist, who is engaged in research related to end-user needs for forecasting services in Finland and also in the Arctic (via a YOPP-endorsed project).

Contact: Riina.Haavisto[at]

Gita Ljubicic is an Associate Professor in the Department of Geography and Environmental Studies at Carleton University, Ottawa, Canada. She works at the intersection of cultural and  environmental geography, with an emphasis on learning from Inuit knowledge through community-driven research. 

Contact: Gita.Ljubicic[at]

Emma Stewart is a Senior Lecturer at Lincoln University, New Zealand. She focuses on the implications of environmental change for tourism resources, communities and visitors particularly in the polar and high mountain regions.

Contact: Emma.Stewart[at]

Richard Thoman worked for 31 years for the U.S. National Weather Service in Alaska, including as a weather forecaster and the Alaska Climate Science and Services Manager. In late 2018 he retired from the NWS and is now working for the Alaska Center for Climate Assessment and Policy at the University of Alaska Fairbanks where he focuses on climate services delivery and outreach for Alaskans.

Contact: rthoman[at]

Kirstin Werner joins the PPP-SERA group from the International Coordination Office for Polar Prediction at Alfred Wegener Institute in Bremerhaven, Germany.

Contact: kirstin.werner[at]

Past Members

Co-Chair (2014–2016)

Brian Mills from the Meteorological Research Division of Environment and Climate Change Canada was a founding member and original co-chair of the PPP-SERA committee, serving until 2017. His research examines the social and economic impact of weather and climate, and the use and value of weather-related risk information in decision making.

Contact: Brian.Mills [at]

Maaike Knol, researcher at the Norwegian College of Fishery Science, University of Tromsø (Norway), focuses on marine and environmental governance of industrial activities, primarily in the European Arctic. She currently works on projects that study the use and development of Arctic sea-ice and weather information systems.

Contact: maaike.knol [at]

For his work as part of the to the PPP-SERA team, Winfried Hoke from the International Coordination Office for Polar Prediction at Alfred Wegener Institute in Bremerhaven, Germany, brought in his experience from his master studies of Natural Resources Management at the BOKU University of Natural Resources and Life Sciences, Vienna, Austria, and Lincoln University, New Zealand.