{"id":"https://openalex.org/A5111965879","orcid":null,"observed_orcids":[],"display_name":"Hans Gerdes","raw_author_names":["Gerdes, Hans","H Gerdes","H. Gerdes","Hans Gerdes"],"full_name":"Gerdes, Hans","works_count":224,"cited_by_count":17087,"summary_stats":{"2yr_mean_citedness":16.6875,"h_index":48,"i10_index":88},"ids":{"openalex":"https://openalex.org/A5111965879","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I1292894508","ror":"https://ror.org/0499dwk57","display_name":"Roswell Park Comprehensive Cancer Center","country_code":"US","type":"facility","lineage":["https://openalex.org/I1292894508"]},"years":[2010]},{"institution":{"id":"https://openalex.org/I129975664","ror":"https://ror.org/05cf8a891","display_name":"Albert Einstein College of Medicine","country_code":"US","type":"education","lineage":["https://openalex.org/I129975664","https://openalex.org/I4210112371"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I1330342723","ror":"https://ror.org/02qp3tb03","display_name":"Mayo Clinic","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1330342723"]},"years":[2007]},{"institution":{"id":"https://openalex.org/I1334819555","ror":"https://ror.org/02yrq0923","display_name":"Memorial Sloan Kettering Cancer Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1334819555"]},"years":[2026,2025,2024,2023,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003,2002,2000,1999,1997,1996,1995,1993,1991,1989]},{"institution":{"id":"https://openalex.org/I1343551460","ror":"https://ror.org/04twxam07","display_name":"The University of Texas MD Anderson Cancer Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343551460"]},"years":[2016,2011]},{"institution":{"id":"https://openalex.org/I153297377","ror":"https://ror.org/012jban78","display_name":"Medical University of South Carolina","country_code":"US","type":"education","lineage":["https://openalex.org/I153297377"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I204250578","ror":"https://ror.org/04gyf1771","display_name":"University of California, Irvine","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]},"years":[2000]},{"institution":{"id":"https://openalex.org/I205783295","ror":"https://ror.org/05bnh6r87","display_name":"Cornell University","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]},"years":[2011,2008,1997,1991,1989]},{"institution":{"id":"https://openalex.org/I2799420559","ror":"https://ror.org/0509rvg03","display_name":"American College of Veterinary Surgeons","country_code":"US","type":"education","lineage":["https://openalex.org/I2799420559"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I2800560132","ror":"https://ror.org/00c8v4891","display_name":"Long Island Jewish Medical Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1302444339","https://openalex.org/I2800560132"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I2801159745","ror":"https://ror.org/03v7tx966","display_name":"Huntsman Cancer Institute","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2801159745","https://openalex.org/I4210148268"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I4210086933","ror":"https://ror.org/005dvqh91","display_name":"NYU Langone Health","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210086933"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I4210096636","ror":"https://ror.org/00cm8nm15","display_name":"University of California, Irvine Medical Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210096636","https://openalex.org/I4210137750"]},"years":[2000]},{"institution":{"id":"https://openalex.org/I4210114445","ror":"https://ror.org/01zcpa714","display_name":"Michigan Medicine","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210114445"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I4210118198","ror":"https://ror.org/02ht8gz29","display_name":"American College of Veterinary Internal Medicine","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210118198"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4210136521","ror":"https://ror.org/03kf3ks42","display_name":"The Schwarzman Animal Medical Center","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210136521"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4387153466","ror":"https://ror.org/02r109517","display_name":"Weill Cornell Medicine","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295","https://openalex.org/I4387153466"]},"years":[2024,2023,2008]},{"institution":{"id":"https://openalex.org/I4390039227","ror":"https://ror.org/02p4far57","display_name":"Robert H. Lurie Comprehensive Cancer Center of Northwestern University","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210147348","https://openalex.org/I4390039227"]},"years":[2011]},{"institution":{"id":"https://openalex.org/I4390039376","ror":"https://ror.org/03j18km61","display_name":"O'Neal Comprehensive Cancer Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4390039250","https://openalex.org/I4390039376"]},"years":[2023]},{"institution":{"id":"https://openalex.org/I57206974","ror":"https://ror.org/0190ak572","display_name":"New York University","country_code":"US","type":"education","lineage":["https://openalex.org/I57206974"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I58956616","ror":"https://ror.org/051fd9666","display_name":"Case Western Reserve University","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]},"years":[1995]},{"institution":{"id":"https://openalex.org/I78577930","ror":"https://ror.org/00hj8s172","display_name":"Columbia University","country_code":"US","type":"education","lineage":["https://openalex.org/I78577930"]},"years":[2006]},{"institution":{"id":"https://openalex.org/I79576946","ror":"https://ror.org/00b30xv10","display_name":"University of Pennsylvania","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I87216513","ror":"https://ror.org/05hs6h993","display_name":"Michigan State University","country_code":"US","type":"education","lineage":["https://openalex.org/I87216513"]},"years":[2002]}],"last_known_institutions":[{"id":"https://openalex.org/I1334819555","ror":"https://ror.org/02yrq0923","display_name":"Memorial Sloan Kettering Cancer Center","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1334819555"]}],"topics":[{"id":"https://openalex.org/T10696","display_name":"Gastric Cancer Management and Outcomes","count":98,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11658","display_name":"Esophageal and GI Pathology","count":80,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10619","display_name":"Esophageal Cancer Research and Treatment","count":75,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11378","display_name":"Gastrointestinal Bleeding Diagnosis and Treatment","count":30,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10518","display_name":"Gallbladder and Bile Duct Disorders","count":27,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11658","display_name":"Esophageal and GI Pathology","value":0.0003054,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10619","display_name":"Esophageal Cancer Research and Treatment","value":0.0002681,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10696","display_name":"Gastric Cancer Management and Outcomes","value":0.0002037,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12769","display_name":"Stoma care and complications","value":9.52e-05,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11369","display_name":"Genetic factors in colorectal cancer","value":8.41e-05,"subfield":{"id":"https://openalex.org/subfields/2734","display_name":"Pathology and Forensic Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9924720525741577},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.7806299924850464},{"id":"121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","score":0.7494367361068726},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.7068028450012207},{"id":"126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","score":0.7003462910652161}],"counts_by_year":[{"year":1975,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1976,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1987,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1990,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1991,"works_count":7,"oa_works_count":1,"cited_by_count":0},{"year":1992,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":1993,"works_count":3,"oa_works_count":1,"cited_by_count":0},{"year":1994,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":7,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":5,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1999,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":3,"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":2,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2006,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2007,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":7,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":13,"oa_works_count":1,"cited_by_count":0},{"year":2011,"works_count":11,"oa_works_count":6,"cited_by_count":0},{"year":2012,"works_count":8,"oa_works_count":1,"cited_by_count":547},{"year":2013,"works_count":9,"oa_works_count":2,"cited_by_count":535},{"year":2014,"works_count":4,"oa_works_count":0,"cited_by_count":579},{"year":2015,"works_count":8,"oa_works_count":4,"cited_by_count":663},{"year":2016,"works_count":5,"oa_works_count":3,"cited_by_count":589},{"year":2017,"works_count":12,"oa_works_count":4,"cited_by_count":623},{"year":2018,"works_count":9,"oa_works_count":7,"cited_by_count":630},{"year":2019,"works_count":9,"oa_works_count":2,"cited_by_count":800},{"year":2020,"works_count":6,"oa_works_count":3,"cited_by_count":843},{"year":2021,"works_count":2,"oa_works_count":2,"cited_by_count":1080},{"year":2022,"works_count":5,"oa_works_count":3,"cited_by_count":1075},{"year":2023,"works_count":27,"oa_works_count":27,"cited_by_count":1182},{"year":2024,"works_count":6,"oa_works_count":3,"cited_by_count":1365},{"year":2025,"works_count":8,"oa_works_count":3,"cited_by_count":1219},{"year":2026,"works_count":2,"oa_works_count":1,"cited_by_count":942}],"display_name_alternatives":["Gerdes, Hans","H Gerdes","H. Gerdes","Hans Gerdes"],"block_key":"h gerdes","works_api_url":"https://api.openalex.org/works?filter=author.id:A5111965879","updated_date":"2026-11-02T12:28:04","created_date":"2016-06-24T00:00:00"}
