{"id":"https://openalex.org/A5111674445","orcid":null,"observed_orcids":[],"display_name":"Brad C. Joern","raw_author_names":["B C Joern","B Joern","B. C. Joern","B.C. Joern","BC Joern","Brad C. Joern","Brad Joern","Joern Bc","Joern, B. C."],"full_name":"Brad C. Joern","works_count":59,"cited_by_count":3525,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":27,"i10_index":36},"ids":{"openalex":"https://openalex.org/A5111674445","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1336096307","ror":"https://ror.org/01na82s61","display_name":"United States Department of Agriculture","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I219193219","ror":"https://ror.org/02dqehb95","display_name":"Purdue University West Lafayette","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]},"years":[2020,2016,2015,2012,2011,2010,2009,2008,2007,2006,2005,2003,2002,2001,1999,1998,1997,1996,1995]},{"institution":{"id":"https://openalex.org/I2801333002","ror":"https://ror.org/05p8z3f47","display_name":"Purdue University System","country_code":"US","type":"education","lineage":["https://openalex.org/I2801333002"]},"years":[2010,2005]},{"institution":{"id":"https://openalex.org/I4210126811","ror":"https://ror.org/035fz0s07","display_name":"CH2M (United States)","country_code":"US","type":"company","lineage":["https://openalex.org/I4210126811","https://openalex.org/I4210150894"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I76835614","ror":"https://ror.org/02ymw8z06","display_name":"University of Missouri","country_code":"US","type":"education","lineage":["https://openalex.org/I76835614"]},"years":[2001]}],"last_known_institutions":[{"id":"https://openalex.org/I219193219","ror":"https://ror.org/02dqehb95","display_name":"Purdue University West Lafayette","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"topics":[{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","count":25,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11311","display_name":"Soil and Water Nutrient Dynamics","count":21,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13628","display_name":"Agricultural Productivity and Crop Improvement","count":12,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12896","display_name":"Sustainable Agricultural Systems Analysis","count":11,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12754","display_name":"Plant Growth and Agriculture Techniques","count":9,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11311","display_name":"Soil and Water Nutrient Dynamics","value":0.000106,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12991","display_name":"Phytase and its Applications","value":8.78e-05,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12896","display_name":"Sustainable Agricultural Systems Analysis","value":7.68e-05,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12186","display_name":"Phosphorus and nutrient management","value":6.54e-05,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13591","display_name":"Pasture and Agricultural Systems","value":4.66e-05,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"x_concepts":[{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.9260634183883667},{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.873276948928833},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.787068247795105},{"id":"6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","score":0.6804507374763489},{"id":"178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","score":0.17634916305541992}],"counts_by_year":[{"year":1995,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":2004,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":5,"oa_works_count":2,"cited_by_count":0},{"year":2006,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":3,"oa_works_count":0,"cited_by_count":141},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":150},{"year":2014,"works_count":3,"oa_works_count":0,"cited_by_count":151},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":152},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":164},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":168},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":180},{"year":2019,"works_count":1,"oa_works_count":0,"cited_by_count":163},{"year":2020,"works_count":1,"oa_works_count":1,"cited_by_count":172},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":180},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":123},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":115},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":113},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":100},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":46}],"display_name_alternatives":["B C Joern","B Joern","B. C. Joern","B.C. Joern","BC Joern","Brad C. Joern","Brad Joern","Joern Bc","Joern, B. C."],"block_key":"b joern","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111674445","updated_date":"2026-11-06T12:48:51","created_date":"2016-06-24T00:00:00"}