{"id":"https://openalex.org/A5031997884","orcid":null,"observed_orcids":[],"display_name":"Piet A. Geyser","raw_author_names":["Geyser, Piet A.","P. A. Geyser","P.A. Geyser","Piet A. Geyser"],"full_name":"Piet A. Geyser","works_count":18,"cited_by_count":44,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":4,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5031997884","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I69552723","ror":"https://ror.org/00g0p6g84","display_name":"University of Pretoria","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]},"years":[2017,2004,2002,2001,2000,1999]}],"last_known_institutions":[{"id":"https://openalex.org/I69552723","ror":"https://ror.org/00g0p6g84","display_name":"University of Pretoria","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"topics":[{"id":"https://openalex.org/T10362","display_name":"Biblical Studies and Interpretation","count":17,"subfield":{"id":"https://openalex.org/subfields/1212","display_name":"Religious studies"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12777","display_name":"Philosophy, History, and Historiography","count":9,"subfield":{"id":"https://openalex.org/subfields/1202","display_name":"History"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12440","display_name":"Karl Barth and Christian Theology","count":6,"subfield":{"id":"https://openalex.org/subfields/1211","display_name":"Philosophy"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13497","display_name":"Hermeneutics and Narrative Identity","count":6,"subfield":{"id":"https://openalex.org/subfields/1211","display_name":"Philosophy"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12409","display_name":"Reformation and Early Modern Christianity","count":4,"subfield":{"id":"https://openalex.org/subfields/1202","display_name":"History"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"topic_share":[{"id":"https://openalex.org/T13497","display_name":"Hermeneutics and Narrative Identity","value":7.99e-05,"subfield":{"id":"https://openalex.org/subfields/1211","display_name":"Philosophy"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13843","display_name":"African Sexualities and LGBTQ+ Issues","value":2.98e-05,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12777","display_name":"Philosophy, History, and Historiography","value":1.61e-05,"subfield":{"id":"https://openalex.org/subfields/1202","display_name":"History"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12440","display_name":"Karl Barth and Christian Theology","value":1.5e-05,"subfield":{"id":"https://openalex.org/subfields/1211","display_name":"Philosophy"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10362","display_name":"Biblical Studies and Interpretation","value":1.43e-05,"subfield":{"id":"https://openalex.org/subfields/1212","display_name":"Religious studies"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"x_concepts":[{"id":"2777684593","wikidata":"https://www.wikidata.org/wiki/Q51666","display_name":"Historical Jesus","score":0.9072885513305664},{"id":"27206212","wikidata":"https://www.wikidata.org/wiki/Q34178","display_name":"Theology","score":0.7907399535179138},{"id":"138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","score":0.7300480008125305},{"id":"111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","score":0.6121765375137329},{"id":"95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","score":0.44446444511413574}],"counts_by_year":[{"year":1967,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1982,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":4,"oa_works_count":3,"cited_by_count":0},{"year":2000,"works_count":4,"oa_works_count":4,"cited_by_count":0},{"year":2001,"works_count":3,"oa_works_count":3,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2017,"works_count":2,"oa_works_count":2,"cited_by_count":18},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":1}],"display_name_alternatives":["Geyser, Piet A.","P. A. Geyser","P.A. Geyser","Piet A. Geyser"],"block_key":"p geyser","works_api_url":"https://api.openalex.org/works?filter=author.id:A5031997884","updated_date":"2026-10-27T12:30:23","created_date":"2016-06-24T00:00:00"}