{"schema_version":"alpha-profile-public-v1","slug":"karin-l-walker","canonical_url":"https://registry.alpha.ac/people/karin-l-walker","as_of":"2026-10-15T08:38:48.170022+00:00","published_at":"2026-09-02T04:20:44.357425+00:00","last_reviewed_at":"2026-05-05T00:47:29.804+00:00","identity":{"display_name":"Karin L. Walker","headshot_url":null,"headshot_media":null,"profile_kind":"executive","role_tags":["executive"],"current_role":null,"photo_match":null},"assurance":{"is_claimed":false,"status":"unverified","assurance_level":null,"method":null,"verified_at":null,"expires_at":null},"claiming":{"eligible":true,"label":"Is this you? Claim your Alpha Profile","claim_url":"https://terminal.alpha.ac/claim-profile?person=karin-l-walker","suggest_edit_label":"Suggest an edit","suggest_edit_url":"https://terminal.alpha.ac/claim-profile?person=karin-l-walker&mode=suggest","canonical_record_will_be_reused":true,"canonical_facts_owner_controlled":false},"presentation":{"schema_version":"alpha-profile-presentation-v1","state":"alpha_editorial","version":0,"published_at":null,"headline":null,"headline_evidence":null,"location":null,"photo":null,"cover":null,"about":["Ms. Walker has served as Chief Accounting Officer since 2013, previously serving as VP Finance and Chief Accounting Officer at Affymax and VP Finance and Corporate Controller at Amyris Inc. and CV Therapeutics. She is a certified public accountant and served on the boards of Cyclacel Pharmaceutical and LifeSci Acquisition Corp."],"links":[],"sources":[],"featured":[],"competencies":[],"board_preferences":null,"board_service":[],"experience":[],"education":[],"credentials":[],"section_order":null,"hidden_sections":[],"limitations":["Presentation fields do not alter independently verified Alpha Profile facts.","Owner-supplied résumé records retain their field-level evidence state.","Only confirmed company_person_roles with public evidence. Website governed_site_fallback rows are not invented. about/links are stored people.profile_summary/bio and linkedin_url only. Dates stay undisclosed when the role has no start_date. SoFi Bank is not SoFi Technologies."]},"presentation_authority":"confirmed_company_person_roles","roles":[],"claims":[{"claim_type":"ai_ml_experience","claim_value":false,"claim_text":"Executive extraction classified AI/ML experience for Karin L. Walker as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-05T00:47:30.156354+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"PRTA 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1559053/000155905326000008/prta-20251231.htm","published_at":"2026-02-27T00:00:00+00:00","last_checked_at":"2026-05-05T00:47:29.927351+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"cybersecurity_experience","claim_value":false,"claim_text":"Executive extraction classified cybersecurity experience for Karin L. Walker as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-05T00:47:30.200869+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"PRTA 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1559053/000155905326000008/prta-20251231.htm","published_at":"2026-02-27T00:00:00+00:00","last_checked_at":"2026-05-05T00:47:29.927351+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_company","claim_value":"PROTHENA CORP PUBLIC LTD CO","claim_text":"Karin L. Walker is associated with PROTHENA CORP PUBLIC LTD CO.","claim_state":"verified","valid_from":"2026-02-27","valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-05T00:47:30.131043+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"PRTA 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1559053/000155905326000008/prta-20251231.htm","published_at":"2026-02-27T00:00:00+00:00","last_checked_at":"2026-05-05T00:47:29.927351+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"executive_title","claim_value":"Chief Accounting Officer","claim_text":"Karin L. Walker is listed as Chief Accounting Officer at PROTHENA CORP PUBLIC LTD CO.","claim_state":"verified","valid_from":"2026-02-27","valid_to":null,"confidence":0.94,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-05T00:47:30.079368+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"PRTA 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1559053/000155905326000008/prta-20251231.htm","published_at":"2026-02-27T00:00:00+00:00","last_checked_at":"2026-05-05T00:47:29.927351+00:00","relation":"supports","excerpt_locator":null}]},{"claim_type":"technology_background","claim_value":false,"claim_text":"Executive extraction classified technology background for Karin L. Walker as false.","claim_state":"verified","valid_from":null,"valid_to":null,"confidence":0.72,"source_tier":3,"verification_status":"confirmed","last_reviewed_at":"2026-05-05T00:47:30.178775+00:00","version":1,"evidence":[{"source_name":"SEC EDGAR","document_title":"PRTA 10-K executive officers","source_type":"sec_filing","source_tier":3,"source_url":"https://www.sec.gov/Archives/edgar/data/1559053/000155905326000008/prta-20251231.htm","published_at":"2026-02-27T00:00:00+00:00","last_checked_at":"2026-05-05T00:47:29.927351+00:00","relation":"supports","excerpt_locator":null}]}],"network":{"schema_version":"alpha-profile-network-public-v1","relationships":[],"relationship_pathfinding":false,"authentication_prompt":"Sign in to see how you're connected.","limitations":["Representative factual associations only.","Shared contexts do not assert personal acquaintance.","Anonymous graph traversal is not available."]},"permissions":{"classification":"open_public_projection","public_retrieval":true,"agent_retrieval":true,"redistribution":false,"model_training":false,"relationship_pathfinding":false,"direct_contact":false},"limitations":["Only permissioned public claims and evidence are included.","Absence of a claim is not evidence that the underlying fact is false.","Public retrieval does not grant model-training or redistribution rights.","Private relationships and Council activity are excluded."],"structured_data":{"@context":"https://schema.org","@type":"ProfilePage","@id":"https://registry.alpha.ac/people/karin-l-walker#profile","url":"https://registry.alpha.ac/people/karin-l-walker","dateModified":"2026-05-05T00:47:29.804+00:00","mainEntity":{"@type":"Person","@id":"https://registry.alpha.ac/people/karin-l-walker#person","name":"Karin L. Walker","url":"https://registry.alpha.ac/people/karin-l-walker"},"isBasedOn":[{"@type":"CreativeWork","url":"https://www.sec.gov/Archives/edgar/data/1559053/000155905326000008/prta-20251231.htm","name":"PRTA 10-K executive officers"}],"mainEntityOfPage":"https://registry.alpha.ac/people/karin-l-walker"},"registry_intelligence":{"schema_version":"alpha-registry-intelligence-v1","record_version":"d751713988987e9331980363e24189ce","subject":"alpha:person:karin-l-walker","as_of":"2026-10-15T08:38:48.486609+00:00","recorded_at":"2026-10-15T08:38:48.486609+00:00","availability":"available","records":[],"next_offset":null,"limitations":["Only explicitly published, rights-cleared records. Missing records do not establish absence, safety, or complete coverage."]},"trust":{"schema_version":"alpha-profile-trust-v1","verification":{"schema_version":"alpha-verification-states-v1","state":"source_reported","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":5,"corroborated":0,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"Published claims are reported by public sources; none is Alpha verified. Profile ownership is unclaimed."},"aggregation":{"schema_version":"alpha-claim-aggregation-v1","published_claim_count":5,"under_review_claim_count":0,"owner_supplied_claim_count":0,"evidence_record_count":1,"distinct_source_count":1,"conflicts":[],"conflict_count":0,"headline_conflict_count":0,"internal_review_conflict_count":0,"contradiction_types":[],"headline_conflict_types":[],"verification":{"schema_version":"alpha-verification-states-v1","state":"source_reported","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":5,"corroborated":0,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"Published claims are reported by public sources; none is Alpha verified. Profile ownership is unclaimed."},"coverage":{"schema_version":"alpha-coverage-metric-v1","published_claims":5,"corroborated_claims":0,"sources":1,"distinct_sources":1,"role_claims":0,"last_reviewed_at":"2026-05-05T00:47:29.804+00:00","observed_at":"2026-10-15T08:38:48.170022+00:00","freshness_days":163}},"rights":{"public_retrieval":"allowed","agent_retrieval":"allowed","redistribution":"not_granted","model_training":"not_granted","commercial_use":"not_specified","relationship_pathfinding":"not_granted","direct_contact":"not_granted"}},"projection":{"schema_version":"alpha-profile-projection-v5","entity":{"kind":"person","slug":"karin-l-walker","canonical_url":"https://registry.alpha.ac/people/karin-l-walker"},"publication":{"published_at":"2026-09-02T04:20:44.357425+00:00","last_reviewed_at":"2026-05-05T00:47:29.804+00:00","as_of":"2026-10-15T08:38:48.170022+00:00"},"representations":{"html":{"href":"https://registry.alpha.ac/people/karin-l-walker","media_type":"text/html"},"json":{"href":"https://registry.alpha.ac/api/public/profiles/karin-l-walker","media_type":"application/json"},"markdown":{"href":"https://registry.alpha.ac/people/karin-l-walker.md","media_type":"text/markdown"},"structured_data":{"embedded":true,"media_type":"application/ld+json"},"share_image":null},"permissions":{"public_retrieval":true,"agent_retrieval":true,"redistribution":false,"model_training":false,"relationship_pathfinding":false,"direct_contact":false}}}