the ives of this grant opportunity are to: stream 1: projects that develop and/or test the implementation of interventions for improving: health self-efficacy for consumers with long term diseases and conditions, and/or health self-efficacy for priority populations (including culturally and linguistically diverse, aboriginal and/or torres strait islander and low socioeconomic status). stream 2: projects that use citizen science methodologies where citizens and scientists use web-d platforms and digital tools to co-create health knowledge that has practical implications for improving health outcomes and/or improving consumer experiences of health care, whilst increasing consumer understanding of, and consumer involvement in, research. the intended outcomes of the research are to: stream 1 – developing evidence-d interventions that allow consumers to develop stronger health self-efficacy in priority areas (e.g. those with long term diseases and conditions, vulnerable populations) to improve the quality of life and health of consumers stream 2 – co-creating new health knowledge with consumers that has practical implications for improving health care, and, as a result of their participation, increases consumer knowledge about research. applicants to this grant opportunity must propose research that addresses one of the two streams of research. an application may only be submitted to one of the above two streams only. applicants must specify the stream to which they are applying in their application. this grant opportunity is being administered by nhmrc on behalf of the australian government department of health. further information on the medical research future fund is available from the department of health website.