# Index Fund Advisors, Inc. (IFA.com) > Index Fund Advisors, Inc. (IFA) is a fee-only, fiduciary registered investment adviser (RIA) headquartered in Irvine, California. IFA provides evidence-based wealth management using passively managed, globally diversified index fund portfolios, along with financial planning, retirement planning, and tax services. IFA.com offers extensive investor education: articles, videos, charts, calculators, a glossary, academic research, and 100 risk-calibrated IFA Index Portfolios with hypothetical back-tested data going back to 1928. Key facts: - Founded in 1999 by Mark T. Hebner, author of the book "Index Funds: The 12-Step Recovery Program for Active Investors." - Investment philosophy is grounded in academic research from Nobel laureates such as Eugene Fama and Harry Markowitz, and the work of Kenneth French and Dimensional Fund Advisors (DFA). - IFA Index Portfolios are risk-calibrated blends of stock and bond index funds, identified by numbers (e.g., Index Portfolio 100) reflecting equity exposure. - IFA charges a maximum 0.90% annual advisory fee; index data on the site reflects deductions of fund fees as disclosed. - Performance data for IFA Indexes and Index Portfolios is hypothetical, back-tested data. See the disclosures pages for important details. ## Company - [About IFA](https://www.ifa.com/about): Company overview, advisors, and team - [Services](https://www.ifa.com/services): Wealth management, financial planning, and tax services - [Fees](https://www.ifa.com/fees): Advisory fee schedule - [Fee Calculator](https://www.ifa.com/fee-calculator): Estimate IFA advisory fees - [Find an Advisor](https://www.ifa.com/find-an-advisor): Match with an IFA wealth advisor - [Become a Client](https://www.ifa.com/become-client): Steps to start with IFA - [Contact](https://www.ifa.com/contact): Locations, phone, and contact form - [Careers](https://www.ifa.com/careers): Open positions at IFA - [Awards](https://www.ifa.com/awards): Industry recognition and rankings - [Institutional](https://www.ifa.com/institutional): Services for institutions, trustees, and fiduciaries - [Retirement Plans](https://www.ifa.com/retirement-plans): 401(k) and employer plan fiduciary services - [Taxes](https://www.ifa.com/taxes): IFA Taxes — tax planning and preparation services ## Investing Approach - [12 Steps for Active Investors](https://www.ifa.com/12steps): Mark Hebner's 12-step program from active to passive investing - [Index Portfolios](https://www.ifa.com/portfolios): Risk-calibrated IFA Index Portfolios (1–100) - [Fund Portfolios](https://www.ifa.com/fund-portfolios): The index funds inside IFA portfolios - [Charts](https://www.ifa.com/charts): Interactive index and portfolio performance charts - [Index Insights](https://www.ifa.com/index-insights): Data-driven insights on IFA indexes - [Academic Papers](https://www.ifa.com/academic-papers): Peer-reviewed research behind the strategy - [The Papers That Changed Investing](https://www.ifa.com/the-papers-that-changed-investing): Landmark academic papers explained - [Eugene Fama](https://www.ifa.com/eugene-fama): The Nobel laureate behind the Efficient Market Hypothesis - [Harry Markowitz](https://www.ifa.com/harry-markowitz): The Nobel laureate behind Modern Portfolio Theory - [Galton Board](https://www.ifa.com/galtonboard): Probability, randomness, and market returns demonstrated - [Pioneers of Probability](https://www.ifa.com/pioneers-of-probability): History of probability and statistics in investing - [Glossary](https://www.ifa.com/glossary): Definitions of investing terms ## Education and Media - [Articles](https://www.ifa.com/articles): Evidence-based investing articles and market commentary - [Videos](https://www.ifa.com/videos): Educational videos and interviews - [Index Funds: The Movie](https://www.ifa.com/indexfundsthemovie): Documentary based on Mark Hebner's book - [Tune Out the Noise](https://www.ifa.com/tune-out-the-noise): Errol Morris documentary on the science of investing - [Books](https://www.ifa.com/books): Books by Mark Hebner and recommended reading - [Book Library](https://www.ifa.com/book-library): Curated investing book library - [Quotes](https://www.ifa.com/quotes): Notable quotes on investing - [Investing: The Evidence](https://www.ifa.com/investingtheevidence): Documentary series on the evidence for passive investing ## Calculators and Tools - [Retirement Analyzer](https://www.ifa.com/retirement-analyzer): Retirement readiness and Monte Carlo analysis - [Retirement Income Calculator](https://www.ifa.com/calculators/retirement-income): Sustainable retirement income estimates - [College Savings](https://www.ifa.com/college-savings): 529 and college funding planning - [Target Date Comparison](https://www.ifa.com/calculators/target-date-comparison): Compare target date funds - [T-Stat Calculator](https://www.ifa.com/t-stat-calculator): Statistical significance of manager performance - [Coin Flip](https://www.ifa.com/calculators/coin-flip): Randomness and probability demonstration - [Tax Return Fee Calculator](https://www.ifa.com/calculators/tax-return-fee-calculator): Estimate tax preparation fees ## Disclosures - [Index Data Disclosures](https://www.ifa.com/disclosures/index-data): How IFA Indexes are constructed back to 1928, including Dimensional and Fama/French index definitions - [History of Changes](https://www.ifa.com/disclosures/history): Changes made to IFA Indexes and Index Portfolios - [Disclosures](https://www.ifa.com/disclosures): Advertising, performance, and regulatory disclosures ## Optional - [Estate Planning](https://www.ifa.com/estate-planning): Estate planning resources and attorney network - [Senior Care](https://www.ifa.com/senior-care): Senior care advisor referrals - [Medicare Referral](https://www.ifa.com/medicare-referral): Medicare guidance referrals - [Sustainability](https://www.ifa.com/sustainability): Sustainable investing options - [Gallery](https://www.ifa.com/gallery): Art and history of finance gallery - [Coins](https://www.ifa.com/coins): The IFA MarketCoin and probability history - [Market Coin](https://www.ifa.com/market-coin): Simulated market randomness demonstration - [Speculation Blues](https://www.ifa.com/speculation-blues): Music about the perils of speculation - [Promoters](https://www.ifa.com/promoters): IFA promoter network - [Sitemap](https://www.ifa.com/sitemap): Full site map - [Search](https://www.ifa.com/search): Site search - [Mobile App](https://www.ifa.com/app): IFA app for iOS and Android ## Recent Articles - [From Factors Dimensions Financial Science Changed Understand Stock Returns](https://www.ifa.com/articles/from_factors_dimensions_financial_science_changed_understand_stock_returns) - [Inferential Statistics What Years Monthly Returns Cannot Tell Investors](https://www.ifa.com/articles/inferential_statistics_what_years_monthly_returns_cannot_tell_investors) - [John Bogle Cost Matters Hypothesis](https://www.ifa.com/articles/john_bogle_cost_matters_hypothesis) - [Stay Calm Tune Noise Invest Relax](https://www.ifa.com/articles/stay_calm_tune_noise_invest_relax) - [Actually Gains When Private Markets Open Retail Investors](https://www.ifa.com/articles/actually_gains_when_private_markets_open_retail_investors) - [Peasant Proved Solar System Stable Pierre Simon Laplace Ep12](https://www.ifa.com/articles/peasant_proved_solar_system_stable_pierre-simon_laplace_ep12) - [Small Value Premium Kept Changing Answer](https://www.ifa.com/articles/small_value_premium_kept_changing_answer) - 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