Mary Lou Jepsen

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Mary Lou Jepsen
Mary Lou Jepsen Headshot April 2022.png
Jepsen in 2022
Born (1965-04-05) April 5, 1965 (age 58)
Windsor, Connecticut
NationalityAmerican
Alma mater Brown University
OccupationTechnology Pioneer
Known forCo-founder, One Laptop Per Child
Website MaryLouJepsen.com

Mary Lou Jepsen (born 1965) [1] [2] is a technical executive and inventor in the fields of display, imaging, and computer hardware. She was the co-founder and first chief technology officer of One Laptop per Child (OLPC), and later founded Pixel Qi in Taipei, Taiwan, focused on the design and manufacture of displays. She founded and led two moonshots at Google X, and was an executive at Facebook / Oculus VR, [3] leading an effort to advance virtual reality.

Contents

Her contributions have had adoption in head-mounted displays, HDTV, laptop computers, and projector products. She contributed to low-cost computing and innovative consumer and medical imaging technologies. Time magazine named her in their list of the hundred most influential scientists and thinkers in the world (The 2008 Time 100). [1] CNN named her as one of their 2013 top 10 thinkers in science and technology for her work in display innovation. [4] She has over 200 patents published or issued.

In 2016 she founded OpenWater, [5] a startup working on fMRI-type imaging of the body using holographic, infrared techniques. [6]

Early life and education

Jepsen studied Studio Art and Electrical Engineering at Brown University. She received a Master of Science in Holography from the MIT Media Lab, and then returned to Brown to receive a Ph.D. in Optical Sciences. [7]

Career

Her PhD work combined theoretical coupled-wave analysis with lab work, in which she created large-scale, embossed surface-relief diffraction gratings with liquid crystal-filled grooves with high diffraction efficiency in un-polarized illumination. [8]

She has created some of the largest ambient displays ever. In Cologne, Germany she built a holographic replica of pre-existing buildings in the city's historic district and created a holographic display encompassing a city block. [9] She also demonstrated that it was technically feasible – but agreed it was culturally unacceptable – to project TV images on the Moon's surface. [10]

From 2003 until the end of 2004, she was the chief technology officer of Intel’s Display Division. [11] In 2016 she joined the board of directors of Lear Corporation, a leading maker of automotive electronics and seating. [12]

MIT Media Lab and OLPC

In 2005 Jepsen joined the faculty of the MIT Media Lab as a professor with a tenure-track position. Here she started the Nomadic Displays Group, and co-created the first holographic video system in the world in 1989, where the interference structure of the hologram was computed at video rates, and shown on her hand-made display. [13] This system inspired a new subfield of holographic video and received numerous awards. [14]

Working with Nicholas Negroponte, she simultaneously co-founded One Laptop per Child, a $100 computer, the lowest-power laptop ever made. As of 2013, millions of units have shipped to children in the developing world and revenues are beyond the billion dollar mark. There are deployments in over 50 countries and in more than 25 different languages. [15] [16] For the entire first year of the effort (2005) she was the only employee of One Laptop per Child [OLPC]. By the end of 2005, she had completed the initial architecture, led the development of the first prototype, and signed up some of the world's largest manufacturers to produce the XO-1. By the end of 2007 she had led the laptop through development and into high volume mass production. At OLPC, Jepsen invented the laptop's sunlight-readable display technology and co-invented its ultra-low power management system, and transformed these inventions into high volume mass production. [17] [18] [19] [20] [21] [22] [23] [24] [25]

Pixel Qi

In 2008, Jepsen started a for-profit company, Pixel Qi, to commercialize some of the technologies she invented at OLPC. [26] The firm's business was based on the concept that the screen is the most critical component of any mobile device. [27] [28] It aimed to deliver high performance, low-power, sunlight-readable screens for mobile devices. The long-term vision of Pixel Qi was to create devices that never needed to be recharged by lowering the power consumption and using alternative power generation and battery technologies. Its screens became available in a few dozen[ which? ] commercial and specialized products with sunlight readability, and reduced screen power consumption (which typically accounts for about 90% of the power draw in a tablet, and 70% of the power draw on a standard cell phone. [29]

Google X and virtual reality

Jepsen joined Google X in 2013. She advised and directed display and consumer electronic programs throughout Google. [30] The Wall Street Journal reported that among her projects there she created Google Lego TV: displays composed of smaller screens that plug together like Legos to create vast, seamless images and "live walls" for wall size interaction, television, video conferencing and gaming, to virtual reality without having to wear anything on your face or body. [31] She was also one of the first contributors in Google's "Solve for X" projects with her idea of "Imaging the Mind's Eye". [32]

In February 2015, she joined Facebook as an executive for virtual reality. [3]

Openwater

In 2016, she left Facebook and founded Openwater, a firm aiming to use infrared holography to make fMRI-type imaging inside the body practical, at the price level of consumer electronics and in wearable form factors. [6] [33] She gave a talk at 2018 TED on the technology behind the Openwater approach. [34] At the IGNITION 2018 Conference, Jepsen further discussed the resolution progression of Openwater's MRI machines and the potential for the technology to make advancements in telepathy by allowing users to transmit thoughts and feelings electronically. [35]

In a 2020 online call, Mary Lou mentioned that openwater devices are actively in the rapid prototyping phase with alpha kits expected August 2020. The Openwater website stated in 2020: "We are starting hospital studies on humans for use as a stroke detector at the end of 2020." [36] [37]

As of 2020, the final devices were slated to come out sometime in 2021, but this has been revised to 2024 in an FAQ written in January 2024. [38]

In an open "Founder's Letter" in January 2024, [39] Dr. Mary Lou Jepsen announced having raised "$54 million in the past several months" to create an AGPL-licensed open source platform for enabling other organisations to slash the cost of disease treatment.

Awards and recognitions

She has also received numerous awards for the work she did at One Laptop per Child and has been named to many other "top" lists in computing by Fast Company , New York Times , IEEE Spectrum and others.

Personal life

Jepsen is married to John Patrick Conor Ryan, formerly a partner at Monitor Group. In 1995, she suffered from a pituitary gland tumor and had it removed and thus suffers from panhypopituitarism, requiring a twice-daily regimen of hormone replacement; [51] her personal description of this and the ongoing challenges she faces was published in the New York Times. [52]

Related Research Articles

<span class="mw-page-title-main">One Laptop per Child</span> Non-profit initiative

One Laptop per Child (OLPC) was a non-profit initiative established with the goal of transforming education for children around the world; this goal was to be achieved by creating and distributing educational devices for the developing world, and by creating software and content for those devices.

Emmett Norman Leith was a professor of electrical engineering at the University of Michigan and, with Juris Upatnieks of the University of Michigan, the co-inventor of three-dimensional holography.

<span class="mw-page-title-main">Hogel</span>

A hogel is a part of a light-field hologram, in particular a computer-generated one. It is considered a small holographic optical element or HOE and that its total effect to that of a standard hologram only that the resolution is lower and it involves a pixelated structure. An array of these elements form the complete image of a holographic recording, which is typically displayed in 3D free-viewing device.

Computer-generated holography (CGH) is a technique that uses computer algorithms to generate holograms. It involves generating holographic interference patterns. A computer-generated hologram can be displayed on a dynamic holographic display, or it can be printed onto a mask or film using lithography. When a hologram is printed onto a mask or film, it is then illuminated by a coherent light source to display the holographic images.

<span class="mw-page-title-main">Stephen Benton</span>

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<span class="mw-page-title-main">OLPC XO</span> Laptop computer

The OLPC XO is a low cost laptop computer intended to be distributed to children in developing countries around the world, to provide them with access to knowledge, and opportunities to "explore, experiment and express themselves". The XO was developed by Nicholas Negroponte, a co-founder of MIT's Media Lab, and designed by Yves Behar's Fuseproject company. The laptop is manufactured by Quanta Computer and developed by One Laptop per Child (OLPC), a non-profit 501(c)(3) organization.

<span class="mw-page-title-main">Asher A. Friesem</span>

Asher A. Friesem is a professor at the Weizmann Institute of Science in Israel.

A holographic display is a type of 3D display that utilizes light diffraction to display a three-dimensional image to the viewer. Holographic displays are distinguished from other forms of 3D displays in that they do not require the viewer to wear any special glasses or use external equipment to be able to see the image, and do not cause the vergence-accommodation conflict.

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<span class="mw-page-title-main">Pixel Qi</span>

Pixel Qi Corporation was an American company involved in the research of low-power computer display technology, based in San Bruno, California. It was founded by Mary Lou Jepsen, who was previously the chief technical officer of the One Laptop per Child project.

<span class="mw-page-title-main">OLPC XO-3</span> Tablet computer

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References

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